Amicus Curiae Brief — Michigan v. Envtl. Prot. Agency, 135 S. Ct. 702 (2014) (No. 14-46)

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JAN 27 2015

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IN THE

Supreme Court of the Anited States

STATE OF MICHIGAN, et ai.,

Petitioners,

Vv.

UNITED STATES ENVIRONMENTAL

PROTECTION AGENCY,

Respondent.

On Writ of Certiorari to the United States Court of

Appeals for the District of Columbia Circuit

BRIEF AND BRIEF OF THE CHAMBER OF

COMMERCE OF THE UNITED STATES OF

AMERICA, THE NATIONAL ASSOCIATION OF

MANUFACTURERS, THE NATIONAL

FEDERATION OF INDEPENDENT BUSINESS,

AND THE NATIONAL ASSOCIATION OF

HOME BUILDERS AS AMICI CURIAE IN

SUPPORT OF PETITIONERS

Sandra P. Franco

Counsel of Record

Bryan M. Killian

David B. Salmons

Morgan, Lewis & Bockius LLP

2020 K Street, NW

Washington, DC 20006

(202)373-6000

sandra. franco@morganlewis.com

Counsel for Amici Curiae

[Additional Counsel Listed Inside Cover]

DATE: January 27, 2015

Witsow-Eres Prawmnc Co. inc. — (202) 789-0086 — WAsHiINGTOn, D.C. 20002

Kate Comerford Todd

Steven P. Lehotsky

Sheldon Gilbert |

U.S. CHAMBER LITIGATION CENTER

1615 H St, NW

Washington, DC 20062-2000

(202) 463-5337

sgilbert@uschamber.com

Counsel for the Chamber of Commerce

of the United States of America

Linda E. Kelly

Quentin Riegel

MANUFACTURERS’ CENTER FOR LEGAL ACTION

733 10th Street, NW, Suite 700

Washington, DC 20001

(202) 637-3000

Counsel for the National Association

of Manufacturers

Karen R. Harned

Elizabeth Milito

NATIONAL FEDERATION OF

INDEPENDENT BUSINESS

SMALL BUSINESS LEGAL CENTER

1201 F Street, NW

Washington, DC 20004

(202) 406-4443

Karen,Harned@NFIB.org

Amy C. Chai

Thomas J. Ward

NATIONAL ASSOCIATION OF HOME BUILDERS

1201 15th Street, NW

Washington, D.C. 20005

(202) 266-8200

achai@nghb.org

MOTION FOR LEAVE TO FILE AN

AMICI CURIAE BRIEF IN SUPPORT OF

PETITIONERS

Pursuant to Supreme Court Rules 21, 33 and 37,

the Chamber of Commerce of the United States of

America, the National Association of Manufacturers,

the National Federation of Independent Business

Small Business Legal Center, and the National

Association of Home Builders respectfully move this

Court for leave to submit the attached amici curiae

brief in support of Petitioners in Case Nos. 14-46, 14-

47 and 14-49." This case involves challenges to the

U.S. Environmental Protection Agency’s National

Emissions Standards for Hazardous Air Pollutants

from Coal and OQOil-Fired Electric Utility Steam

Generating Units (referred to as the “Utility MATS

Rule”), which EPA estimated would impose almost

$10 billion a year in compliance costs (to say nothing

of its other costs), all for little to no benefit to the

public health and welfare. Due to its impacts on the

power sector, the Utility MATS Rule has broader

implications for, among others, the manufacturing

and housing industries, small businesses, and the

nation’s economy as a whole. EPA’s decision that

regulation of hazardous air pollutant emissions from

coal and oil-fired electric generating units under

Section 112 of the Clean Air Act, 42 U.S.C. § 7412, is

“appropriate” without regard to these substantial

costs exemplifies regulatory overreach. Amici have a

The Chamber participated as amicus curiae in the

proceedings below before the U.S. Court of Appeals for the

District of Columbia Circuit. The Chamber also filed a motion

for leave to submit an amicus brief in support of certiorari,

which was granted by this Court on November 25, 2014.

significant interest in ensuring regulatory action is

consistent with Congressional intent and, moreover,

is reasonable.

Counsel! for Amici sought consent from all counsel

of record in this case. Responses were not received

from all parties prior to filing, and, thus, Amici

submit this motion for leave. Petitioners the Utility

Air Regulatory Group (No. 14-47) and the National

Mining Association (No. 14-49) have filed blanket

consents for amicus curiae briefs. Petitioners the

State of Michigan, et al. (No. 14-46) and federal

Respondent the U.S. Environmental Protection

Agency have also provided written consents, which

are being submitted to this Court with this motion.

Numerous other parties filed petitions or

intervened in the case below, and have appeared

before this Court. Counsel for the following

respondents filed blanket consents with this Court:

American Academy of Pediatrics, et al.; Calpine

Corporation, Exelon Corporation, National Grid

Generation LLC, and Public Service Enterprise

Group, Inc.; Edgecomb Genco, LLC and Spurance

Genco, LLC; Oak Grove Management Company,

LLC; and Respondent States and _ Local

Governments. In addition, counsel for the following

parties have provided consent to the filing of this

brief: American Public Power Association; White

Stallion Energy Center; Wyoming; Missouri; Gulf

Coast Lignite Coalition; Kansas City Public Utilities;

and ARIPPA. As of the date of this filing, we have

not received responses from the remaining counsel of

record for respondents before this Court.

INTERESTS OF AMICI CURIAE

Amici are trade associations that represent

businesses in sectors throughout the economy. They

often represent the interests of their members in

matters before Congress, the Executive Branch, and

the courts. To that end, these associations regularly

file amicus curiae briefs in cases, such as this one,

raising issues of concern to the nation’s business

community, the manufacturing and _ housing

industries, and the economy as a whole. Amici have

long promoted reasonable and commonsense

decision-making by agencies.

The Utility MATS Rule will have a considerable

impact on Amici’s members. As the most expensive

regulation for power plants to date, the Rule is

expected to result in shutdowns that will increase

the costs of electricity and affect electric reliability,

particularly in light of additional regulations being

imposed on the power sector. The effects of the Rule

will be felt by power consumers throughout the

economy. The manufacturing industry will bear a

significant part of these costs as a major user of

electricity, which will also result in increased costs

on consumer goods. EPA, however, declined to weigh

the potential costs of the Rule against its very

limited benefits with respect to reductions in

hazardous air pollutant emissions when determining

whether regulation of those pollutants from electric

generating units was “appropriate.” Because of the

broader implications for the economy as a whole,

Amici have a substantial interest in ensuring that

EPA is engaged in reasoned decision-making.

Amici also have an interest in ensuring agencies

do not overstep their authority by refusing to

consider the costs of regulation. Rather than make a

determination whether further reductions of

hazardous air pollutants from electric generating

units under Section 112 of the Clean Air Act were

warranted, EPA found it could regulate so long as it

found its regulation would mitigate a public hazard.

But, the only “benefits” of the rule that EPA could

identify derive almost exclusively from supposed

coincidental reductions in fine particulate matter

(PM2.5), which is regulated as a criteria pollutant to

ensure its emissions are at a level that is requisite to

protect public health. The benefits EPA estimated

with respect to PM2.5, which themselves are

questionable, do not relate to the mercury or the

other hazardous air pollutants emissions that

Congress sought to be regulated, if “appropriate,”

and that are purportedly targeted by the regulation

at issue here.

Amici believe that they can provide an additional,

valuable viewpoint on the issue presented in this

case. Specifically, Amici explain the broader

implications of the D.C. Circuit’s ruling beyond the

direct effects on utilities.

CONCLUSION

For the foregoing reasons, the Chamber of

Commerce of the United States of America, the

National Association of Manufacturers, the National

Federation of Independent Business Small Business

Legal Center, and the National Association of Home

Builders respectfully request that they be granted

leave to appear as amici curiae in this case and that

the attached brief be submitted for filing with this

Court.

January 27, 2015

Sandra P. Franco*

*Counsel of Record

Bryan M. Killian

David B. Salmons

Morgan, Lewis & Bockius LLP

2020 K Street, NW

Washington, DC 20006

(202) 373-6000

sandra.f @morganlewis.com

Linda E. Kelly

Quentin Riegel

Manufacturers’ Center For

Legal Action

733 10th Street, NW

Suite 700

Washington, DC 20001

(202) 637-3000

ariegel@nam.org

Amy C. Chai

Thomas J. Ward

National Association of

Home Builders

1201 15th Street, NW

Washington, D.C. 20005

(202) 266-8200

achai(@nahb.org

Respectfully submitted,

Kate Comerford Todd

Steven P. Lehotsky

Sheldon Gilbert

U.S. Chamber Litigation

Center

1615 H St, NW

Washington, DC 20062

(202) 463-5337

sgilbert@uschamber.com

Karen R. Harned

Elizabeth Milito

Nationa] Federation of

Independent Business

Small Business Legal

Center

1201 F Street, NW

Washington, DC 20004

(202) 406-4443

Karen.Harned@NFIB.org

TABLE OF CONTENTS

Page

pe UF tg i, |) ee ill

INTERESTS OF AMICI CURIAE .................0c0e:e000000 1

SUMMARY OF ARGUMENT ...................2........eceee eee 4

ED siikitididticicanndcinteicnccisdisctiatibaneeleneeeampietionnes 6

I. EPA’S REFUSAL TO CONSIDER COSTS IN

DETERMINING WHETHER REGULATION OF

HAP EMISSIONS FROM EGUS_ WAS

“APPROPRIATE IS UNLAWFUL ...............-..00000000+ 6

A. Congress’ Use of the Term

“Appropriate” In Section 112(n)(1)(A)

Required Consideration of Costs................ 7

B. EPA Should Have Considered Costs,

and Its Refusal to Do So Here was

SEER SS TO OE 11

Il. EPA’s CosTLy RULE DOES NOT ADDRESS

HAZARDS ATTRIBUTABLE TO THE CONTROL

OF HAP EMISSIONS FROM EGUS WITH

WHICH CONGRESS WAS CONCERNED. .............- 15

A. EPA Has Not Identified Current

Hazards to Public Health From HAP

Emissions From EGUs That Justify Its

Costly Regulation Under Section 112......16

(i)

B. The Rule’s Purported “Co-Benefits”

From Reducing Certain Particulate

Matter Emissions Also Cannot Justify

ee CD GE GE TI, cectntttncctceciccecccstineense 20

III. EPA’s PROPER TREATMENT OF REGULATORY

COSTS AND BENEFITS IN CONSIDERING THE

Utiuiry MATS RULE IS VITAL FoR THE

BENNY ceincicccsnnsssnntecssinnsdendotiisnenesidnimesteanenonsns 25

IIIT ditinctistibcnitevicinisntinessniastoneneniainscuninoeanses 29

APPENDIX

Table of Estimated Costs/Benefits ..................... la

TABLE OF AUTHORITIES

Page

Cases

Am. Textile Mfrs. Inst., Inc. v. Donovan,

ES Fs CED eteicinecpsentinttinseacspancnievcdninsagziaiaad g

Ass'n of Battery Recyclers, Inc. v. EPA,

‘go be tf philotes & —) Renee eree 14

Entergy Corp. v. Riverkeeper, Inc.,

Re Es Be I ccttncccctecissésveteitsascneseoweses 3, 9, 12

EPA v. EME Homer City Generation, LP,

LOS Bh. CR. BES Ge cicececisseccconsecses 3, 8, 14, 15, 25

INS v. Cardoza-Fonseca,

ED BE Ge CEES wedbtinsincntctncasciccsecssebninsiccnniannes 13

Intl Swaps & Derivatives Ass'n v. CFTC,

887 F. Supp. 2d 259 (D.D.C. 2012),

appeal dismissed, 2013 WL 5975224

Cs Ge, Ds As SHED wictcnssccprancacessenbsieohinnisepsaanes 8

Natural Res. Def. Council v. EPA,

PR yg Pes | rn 14

Sierra Club v. EPA,

363 F.3d 976 (D.C. Cir. 2004) .......cccccccescscescesceses 20

Utility Air Regulatory Group v. EPA,

i ek ST CED ceitanboonenciscnntnidtinabncndaissmbenes 10

Whitman v. American Trucking

Associations, Inc., 531 U.S. 457 (2001)................. 7

(iii)

iv

Statutes

ee Bees Ob PD citnstttdicnatesinnncsasentsdiisnienindambebbeiios 12

OD se Ee eitieicbiaivetacenecsntsibacinidédedioniedebiantinabiies 23

TE I asec ldo sc atarabdlaccemasaaitasd 8, 23

42 U.S.C. i SU NIII ‘casssidasousiasiedicsadabinnaasatsonnihicsenbebalenisatinnniils 23

EF ar Pe ccetennssictscancssnisacsntindeidsennsicnmndinniniiis 11

Be BEG. SF ED i vncsnssscccsscacesetvcninvnsssesancnntibacnen 17

42 U.S.C. § 7412(n)(1)(A).... 3, 5, 10, 14, 16, 19, 20, 21

Administrative Materials

65 Fed. Reg. 79,825 (Dec. 20, 2000) ...............:.cseecees 16

70 Fed. Reg. 15,994 (Mar. 29, 2005) .........-+::sss+0 9, 10

76 Fed. Reg.'24,976 (May 3, 2011) .......cecccscssseeseesees 19

77 Fed. Reg. 9304 (Feb. 16, 2012)

cisecaetnesiaienenideabe 7, 11, 13, 16, 17, 18, 19, 20, 24, 26, 27

78 Fed. Reg. 3086 (Jan. 15, 2013)...............ccceceeeeeeees 24

79 Fed. Reg. 74,656 (Dec. 16, 2014) ..............ccccceeeees 17

EPA, Air Trends: Particulate Matter,

http://www.epa.gov/airtreads/pm.htm1) .............. 24

EPA, ee Matter: Regulatory a.

http:/ a; lityiparticlepo}

uti OS RESET eee ree ee 25

EPA, Regulatory Impact Analysis for the

Final Mercury and Air Toxics Standards

(Dec. 2011), available at http://www.epa.gov/

mats/pdfs/20111221MATSfinalRIA. pdf ............. 18

EPA Fact Sheet, Benefits and Costs of

Cleaning Up Toxic Air Pollution From

Power Plants (2011), available at

-// /powerplant

toxics/pdfs/201 11221MATSimpactsfs.pdf ........ 24

Executive Order No. 12,291,

46 Fed. Reg. 13,193 (Feb. 19, 1981).................... 12

Executive Order No. 13,563,

76 Fed. Reg. 3821 (Jan. 21, 2011)....................... 12

Presidential Memorandum for the

economia of the EPA, Dec. 21, aoe

http:// oO /the-

01 +3 / i tial-

memorandum-flexible-implementation-

MeCFCUFY-ANG-BiIT-tOXICH-G ...............cccccccccccececseceess 26

Office of Management and Budget, 2013

Report to Congress on the Benefits and

Costs of Federal Regulations and

Unfunded Mandates on State, Local and

Tribal Entities (2013),

http://www.whitehouse.gov/si It

/files/omb/inforeg/2013 cb/2013 cost be

nefit_report-updated. pdf... ....................cc cee cece eens 21

vi

Miscellaneous

Comments of the Chamber of Commerce of the

United States on Draft 2013 Report to

Congress (July 31, 2013), available at

http://www.whitehouse.gov/sites/default/file

s/omb/inforeg/2013_cb/comments/chamber _

costa _and benefits of regulations-final.pdf......22

Gavin Bade, PJM wants to postpone plant

retirements to ensure reliability, Utility Dive,

Dec. 23, 2014, http://www.utilitydive.com/

news/pjm-wants-to-postpone-plant-

retirements-to-ensure-reliability/346929/ .......... 27

Institute for Energy Research, Impact of EPA's

Regulatory Assault on Power Plants: New

Regulations to Take More than 72 GW of

Electricity Generation Offline and the Plant

Closing Announcements Keep Coming,

(Oct. 2014), available at

Jeffrey Jones and Michael Leff, Jssues in

Focus: Implications of accelerated power

plant retirements, Released Apr. 28, 2014

ali i / wer pla

Letter from Rep. Harris, MD, Chairman, Energy

and Environment Subcommittee, and Rep.

Broun, MD, Chairman, Investigations and

Oversight Subcommittee, U.S. House

Committee on Science, Space, and

Technology, to Administrator Sunstein,

Office of Information and Regulatory Affairs,

Office of Management and Budget, Nov. 15,

ve 1, ee at or ay NNN — ne

Midwest Reliability Organization, MRO’s

2014 Long-Term Reliability Assessment

(Nov./Dec. 2014), available at

https:// -midw —

D 14% 0

Torm™a hi — Mise Aee

NDP Consulting, A Critical Review of the

Benefits and Costs of EPA Regulations

on the U.S. Economy (2012), available at

http://documents.nam.org/ERP/NAM_P

IIE iis isi ssiiondhiiich disleaiasdabdaainedenmiacmubnatones 4, 6, 20

NERA Economic Consulting, Technical

Comments on the Regulatory Impact

Analysis Supporting EPA’s Proposed

Rule for Utility MACT and Revised

NSPS (Aug. 3, 2011) (EPA-HQ-OAR-

2009-0234-17775, Attach. 13)........... 17, 19, 22, 24

NERC, 2014 Summer Reliability Assessment

(May 2014), available at

http://www_.nerc.com/pa/RAPA/ra/Reliabil

ity%20 en L/2014SRA. pdf ..........

vill

Prepared Statement of Anne E. Smith, Ph.D.,

Hearing on The American Energy

Initiative: A Focus on What EPA’s Utility

MACT Rule Will Cost U.S. Consumers,

Subcommittee on Energy and Power, U.S.

House Energy and Commerce Committee,

Feb. 8, 2012, available at

http:/ ra/pub

lications/archive2/PUB Smith Testimony

ECC 0212 ndf................... 15,16, 18, 19, 22, 23, 24

U.S. Chamber of Commerce and NERA

Economic Consulting, Estimating

Employment Impacts of Regulations: A

Review of EPA’s Methods for Its Air

Rules (Feb. 2013), available at

http://www.nera.com/67_8015.htm..................... 20

INTERESTS OF AMICI CURIAE'

The Chamber of Commerce of the United States

of America is a nonprofit corporation and the world’s

largest business federation. The Chamber represents

300,000 direct members and indirectly represents an

underlying membership of more than three million

companies and professional organizations of every

size, in every industry sector, and from every region

of the country. The Chamber often participates as

amicus curiae in litigation involving agency

decisions that de not reflect reasoned agency action,

particularly where the agency’s regulation has

significant ramifications for all sectors of the

economy, as is the case with the challenged agency

action here—the “Utility MATS Rule.”

The National Association of Manufacturers

(“NAM”) is the largest manufacturing association in

the United States, representing small and large

manufacturers in every industrial sector and in all

50 states. Manufacturing employs over 12 million

men and women, contributes roughly $2.1 trillion to

the U.S. economy annually, has the largest economic

impact of any major sector and accounts for two-

thirds of private-sector research and development.

Its mission is to enhance the competitiveness of

manufacturers and improve American living

1 Pursuant to Supreme Court Rule 37.6, counsel for amici

represent that the brief was not authored in whole or in part by

counsel for a party and that none of the parties or their counsel,

nor any other person or entity other than amici, their members,

or their counsel, made a monetary contribution intended to

fund the preparation or submission of this brief.

standards by shaping a legislative and regulatory

environment conducive to U.S. economic growth.

The National Federation of Independent

Business Small Business Legal Center (““NFIB Legal

Center”) is a nonprofit, public interest law firm

established to provide legal resources and be the

voice for small businesses in the Nation’s courts

through representation on issues of public interest

affecting small businesses. NFIB is the nation’s

leading small business association, representing

350,000 members across the country. To fulfill its

rule as the voice for small business, the NFIB Legal

Center frequently files amicus curiae briefs in cases

that will impact small businesses.

The National Association of Home Builders

(“NAHB”) is a Washington, D.C.-based trade

association whose mission is to enhance the climate

for housing and the building industry. Chief among

NAHB’s goals is providing and expanding

opportunities for all people to have safe, decent and

affordable housing. Founded in 1942, NAHB is a

federation of more than 800 state and local

associations. About one-third of NAHB’s 140,000

members are home builders and/or remodelers, and

its builder members construct about 80 percent of

the new homes built each year in the United States.

The remaining members are associates working in

closely related fields within the housing industry,

such as mortgage finance and building products and

services.

This Court has confirmed that EPA may consider

the costs of rules it proposes and that EPA may

consider those costs to ensure reasonable regulation.

See EPA v. EME Homer City Generation, LP,

1348S. Ct. 1584, 1607 (2014); Entergy Corp. ov.

Riverkeeper, Inc., 556 U.S. 208, 218 (2009). Yet here

EPA declined to consider costs in determining

whether regulation of hazardous air pollutant

(“HAPs”) emissions from electric generating units

(“EGUs”) was “appropriate and necessary” under

Section 112 of the Clean Air Act. 42 U.S.C.

§ 7412(n)(1)(A). EPA considered benefits, but found

little to no benefits from further reducing HAP

emissions; instead, EPA touted the rule’s so-called

“co-benefits,” which is a controversial and legally

dubious accounting method that counts as “benefits”

the ancillary emissions reductions that are not the

target of the rule itself. Although EPA contends it

did not rely on these co-benefits in its decision to

regulate, it nevertheless imposed substantial costs

on the regulated industry without establishing the

rulemaking was warranted to regulate the HAP

emissions Congress sought to address under Section

112. The Chamber, NAM, NFIB Legal Center and

NAHB (collectively, “Amici”) have an interest in

ensuring reasoned decision-making by EPA that is

consistent with congressional intent and _ its

statutory authority.

Amici aiso have a substantial interest in this case

where, by EPA’s own analysis, the Utility MATS

Rule will impose direct compliance costs in excess of

$9.6 billion annually—the most expensive

regulations to date for power plants. These EPA-

estimated compliance costs are probably low, and do

not reflect the substantial upfront capital

investment that will be needed. They also do not

include the indirect costs of the rule that will be

imposed on consumers of electricity, including

manufacturers, businesses, and residential and

commercial buildings. The rule’s effects will be felt

by power consumers throughout the country, but will

be felt more acutely in some regions, due to closure

of EGUs that will increase electricity costs and

endanger reliability. The manufacturing sector will

bear the brunt of these costs, “[a]ls consumers of

more than 28 percent of electricity production.” NDP

Consulting, A Critical Review of the Benefits and

Costs of EPA Regulations on the U.S. Economy at 3

(2012) (hereinafter “NAM Report”).2 All of these

costs will be felt throughout the economy.

Despite the statutory requirement’ that

regulation of EGU HAP emissions be “appropriate”

and notwithstanding the impact of such regulation

on the economy as a whole, the U.S. Court of

Appeals for the D.C. Circuit determined that EPA

permissibly refused to consider costs in this case.

Under the panel majority’s decision, EPA can choose

to ignore costs whenever it wants, to expand its

authority and impose overly stringent requirements

on industry. Amici submit this brief to underscore

the broader implications of the D.C. Circuit's

decision.

SUMMARY OF ARGUMENT

In amending Section 112 of the Clean Air Act in

1990, Congress showed a clear interest in ensuring

regulation of HAPs from industrial sources. As

Petitioners explain, it is also clear that Congress

treated EGUs differently from other sources and

2 Available at

http:// nta.nam.org/ERP/N

intended careful consideration of regulation of HAPs

from EGUs, which are already subject to numerous

regulatory requirements. This makes sense because

such regulation creates energy-reliability and cost

concerns that have implications for all sectors of the

economy.

Under Section 112(n)(1)(A), EPA was first

required to study “the hazards to public health

reasonably anticipated to occur as a result of [EGU

HAP emissions] after imposition of the

requirements” of the Act. 42 U.S.C. § 7412(n)(1)(A).

EPA then was to report the study’s results to

Congress, along with alternative control strategies

for emissions “which may warrant regulation” under

Section 112. Id. “[Ajfter considering the results of

the study,” EPA was to regulate EGUs under Section

112 only if it found “such regulation is appropriate

and necessary.” Jd. EPA purportedly considered the

HAP emissions from EGUs that may remain after

other regulations under the Act were imposed. In

finding such emissions could remain, it determined

emission standards under Section 112(d) were

appropriate, imposing regulation that EPA found

would cost the industry almost $10 billion a year just

in compliance expenses, even though it did not

show—and in fact refused to consider—whether such

costly regulation could be justified in light of the

minimal benefits to the public with respect to HAP

emissions. Rather, in post hoc defense of its

unreasonable rule, EPA pointed to the co-benefits of

such regulation in reducing non-HAP emissions.

Despite recognizing the discretion Congress gave

to EPA to decline to regulate when regulation is not

appropriate, EPA imposed costly and needless

regulation on the power sector. It refused to consider

the costs of regulation, citing the requirements in

Section 112(c) that Congress expressly overrode for

EGUs in Section 112(n)(1)(A), which requires EPA to

consider whether other regulations or alternative

controls exist to address any hazards identified from

EGU HAP emissions. Rather than consider whether

these other regulations or alternative controls were

more efficient, EPA contended, and the majority of

the D.C. Circuit panel agreed, that if Congress

intended it to consider costs it would have said so

expressly. That ignores the clear intent of Congress

to ensure “appropriate” regulation, which required

consideration of costs.

ARGUMENT

I. EPA’s REFUSAL TO CONSIDER COSTS IN

DETERMINING WHETHER REGULATION OF HAP

EMISSIONS FROM EGUS WAS “APPROPRIATE” IS

UNLAWFUL.

As Petitioners explain, EPA estimated the cost of

compliance with the Rule to be $9.6 billion annually.

See, e.g., Opening Br. for Pet’r Utility Air Regulatory

Group (“UARG Br.”) at 19. Although EPA’s estimate

renders the Rule the costliest to date for the utility

sector, industry estimates that annual compliance

costs will be closer to $12 billion a year. NAM Report

at 12. Substantial upfront capital costs also will be

needed to come into compliance. Jd. EPA found the

upfront capital spending would be $35 billion, but

the U.S. electricity sector is estimated to need over

$94.5 billion of capital to comply with the Utility

MATS Rule. Id. at 19-20. Of course, these expenses

do not even address the potential costs on the rest of

industry and society as a whole, which depend on the

power sector.

In determining whether the Rule was

“appropriate,” however, EPA interpreted Section 112

to exclude any consideration of economic costs, so

long as it “identified a hazard to public health and

the environment” from EGU HAP emissions. 77 Fed.

Reg. 9304, 9327 (Feb. 16, 2012). But, Congress

clearly sought to avoid such burdensome regulation.

Even if the statute were silent as to consideration of

costs in this case, which it was not, such exorbitant

costs, in light of such little benefit, fails the test of

reasonableness.

A. Congress’ Use of the Term “Appropriate”

In Section 112(m)(1){A) Required

Consideration of Costs.

The panel majority in the D.C. Circuit concluded

there was “no indication that Congress did not

intend EPA to regulate EGUs if and when their

public health hazards were confirmed by the study,”

and deferred to EPA’s “permissible” construction of

the statute as excluding consideration of costs in

deciding whether regulation was “appropriate.”

Pet. App. 28a (emphasis in original).3 In so holding,

the panel majcrity relied on Whitman v. American

Trucking Associations, Inc., 531 U.S. 457, 467 (2001),

for the proposition that EPA is prohibited from

considering costs unless Congress has expressly

instructed the agency to consider costs. Jd. at 27a-

28a.

8 Citations are to the Petition Appendix filed by State of

Michigan et al. in Case No. 14-46, noted as Pet. App. _.

The D.C. Circuit’s application of Whitman here is

mistaken, as this Court elucidated just last Term in

EPA v. EME Homer City Generation, L.P. In the

provision at issue in Whitman—Section 109(b) of the

Clean Air Act, 42 U.S.C. § 7409(b)—Congress

expressly provided the criteria by which EPA was to

regulate. By providing “express criteria by which

EPA is to [regulate],” Congress implicitly precluded

EPA from considering additional criterion under

Section 109(b), including cost. EME Homer City

Generation, 134 S. Ct. at 1607 n.21.

That is not the situation here. Unlike Section

109(b), Section. 112(m)(1)(A) of the Act provides no

specific criteria for regulation. But it does dictate

that EPA shall regulate HAP emission from EGUs

only if it is both “appropriate” and “necessary.” Even

if EPA finds EGU HAP emissions result in some

identifiable public-health hazard, it still has

discretion to conclude’ regulation is not

“appropriate.” See Intl Swaps & Derivatives Ass'n v.

CFTC, 887 F. Supp. 2d 259, 277-78 (D.D.C. 2012),

appeal dismissed, 2013 WL 5975224 (D.C. Cir. Nov.

6, 2013) (recognizing use of “as appropriate” to

modify “shall” regulate means the agency has

discretion not to regulate). Indeed, EPA previously

read the term “appropriate” as used in Section

112(n)(1)(A) to vest it with discretion to decline to

regulate:

It cannot be disputed that Congress

under section 112(n)(1)(A) entrusted

EPA to exercise judgment by evaluating

whether regulation of Utility Units

under section 112 is, in fact,

‘appropriate,’ ... including any special

circumstances that may lead us to

determine that regulation of Utility

Units under CAA section 112 is not

appropriate.

70 Fed. Reg. 15,994, 16,001 (Mar. 29, 2005); see also

id. at 16,000-16,001 (“[I]t might not be appropriate

to regulate the remaining utility HAP emissions

under section 112 if the health benefits expected as

the result of such regulation are marginal and the

cost of such regulation is significant and therefore

substantially outweighs the benefits.”).

The use of the word “appropriate” indicates that

Congress wanted EPA to make a determination, not

just whether some hazard may be identified, but

whether regulation of that hazard was warranted.

This Court has previously recognized that when

Congress uses terms such as “appropriate” and

“necessary” to guide regulatory decision-making, it

contemplates consideration of economic and

technological feasibility; that is, consideration of

costs. See Am. Textile Mfrs. Inst., Inc. v. Donovan,

452 U.S. 490, 513 n.31 (1981) (noting “any standard

that was not economically or technologically feasible

would a fortiori not be ‘reasonably necessary or

appropriate’ under [OSHA]”) (citing Industrial

Union Dept. v. Hodgson, 499 F.2d 467, 478 (D.C. Cir.

1974)); see also Entergy Corp., 556 U.S. at 218

(finding, based on “common parlance,” that “best

technology may also describe the technology that

most efficiently produces some good”) (emphasis in

original). A determination of whether regulation is

“appropriate” inherently involves a balancing of

costs and benefits.

10

Although the panel majority below mistakenly

fixated on whether Section 112(n)(1)(A) expressly

included the word “costs,” Congress was not silent as

to whether EPA should consider costs in adopting

HAP emission limits for EGUs. The overall statutory

scheme illustrates that Congress required EPA to

exercise its discretion to determine if further

regulation of power plants under Section 112—.e.,

the imposition of additional controls and costs—was

warranted. See Utility Air Regulatory Group v. EPA,

134 S. Ct. 2427, 2442 (2014) (finding agencies must

account for “both ‘the specific context in which ...

language is used’ and ‘the broader context of the

statute as a whole”) (citations omitted). Congress

required EPA to consider the hazards “reasonably

anticipated to occur” as a result of HAP emissions

from EGUs “after imposition of [other Clean Air Act

requirements]” and to review “alternative control

strategies for emissions which may warrant

regulation.” 42 U.S.C. § 7412(n)(1)(A). After these

considerations, EPA then was required to regulate

only if it found that regulation was “appropriate and

necessary.” Id. Although the statute requires EPA to

consider remaining emissions and their potential

hazards, EPA acknowledged that Congress also

understood that EGUs were subject to numerous

requirements and “that such sources should not be

subject to duplicative or otherwise inefficient

regulation.” 70 Fed. Reg. at 15,999 (citation omitted);

see also id. at 16,000. The identification and

consideration of more-effective, available

alternatives to reducing HAP emissions necessarily

involves weighing of competing options and, thereby,

costs. These considerations indicate that Congress

11

required EPA to conduct a balancing test in

determining whether regulation was “appropriate.”

B. EPA Should Have Considered Costs, and

Its Refusal to Do So Here was

Unreasonable.

The panel majority below concluded that the

word “appropriate” is “open-ended,” “ambiguous,”

and “inherently context-dependent.” Pet. App. 26a

(citation omitted). Believing Congress was “silent” as

to the consideration of costs, the panel majority

looked at whether EPA’s interpretation of the

statute was “permissible” and concluded that it was

reasonable for the agency to decline to consider

costs. Pet. App. 27a-28a. Rather than require EPA to

justify its reasons for regulation, the panel’s holding

gives EPA a significant amount of discretion in

choosing what factors it can consider in decidjng to

regulate.

But the discretion imbued by the word

“appropriate” is not limitless. To be sure, the words

“appropriate” and “necessary” are “very broad

terms.” 77 Fed. Reg. at $323. Their breadth does not

mean, however, that EPA may exclude factors, such

as cost, that are integral to the decision of whether

regulation is appropriate. As Judge Kavanaugh

noted in dissent below, where the “only statutory

4 In response, EPA refers to the listing provisions for other

sources under Section 112(c), 42 U.S.C. § 7412(c). But as EPA

previously acknowledged, Congress “imposed special threshold

conditions on any EPA regulation of power plants under section

112 that it did not apply to any other source category.” Final

Br. of Resp’t EPA, New Jersey v. EPA, No. 05-1097, at 20

(D.C. Cir. July 23, 2007).

12

discretion is to decide whether it is ‘appropriate’ to

go forward with the regulation ... common sense and

sound government practice” warrant consideration of

both costs and benefits. Pet. App. 73a-74a. At a

minimum, EPA must consider costs with a view

towards determining whether’ regulation is

reasonably appropriate.

Indeed, a “primary goal” of environmental

statutes such as the Clean Air Act is to “encourage

or otherwise promote reasonable Federal, State, and

local governmental actions” for pollution prevention.

42 U.S.C. §7401(c) (emphasis added); see also

Entergy Corp., 556 U.S. at 234 (Breyer, J.,

concurring in part and dissenting in part) (noting, in

considering Section 316(b) of the Clean Water Act,

that a “test of reasonableness” would not compel

EPA “to impose massive costs far in excess of any

benefit”). Moreover, balancing of costs and benefits

has long been part of the regular administrative

rulemaking process. Executive Order No. 13,563,

reaffirming Executive Order No. 12,866 (1993),°

recognizes that “foJur regulatory system must

protect public health, welfare, safety, and our

environment while promoting economic growth,

innovation, competitiveness, and job creation.”

76 Fed. Reg. 3821, 3821 (Jan. 21, 2011). Other

regulatory and _ statutory provisions, if not

inconsistent with other statutory authority, require

an agency to consider alternative regulatory options

that would reduce compliance costs and burdens. See

5 Executive Orders addressing regulatory impact analysis

date back to 1981 when President Ronald Reagan issued

Executive Order No. 12,291, 46 Fed. Reg. 13,193 (Feb. 19,

1981).

13

77 Fed. Reg. at 9433-9440. Where Congress grants

broad discretion to an agency, therefore, it does so on

the background assumption that an agency will

exercise that discretion reasonably.

Ensuring reasonableness then can require the

consideration of costs. Where, as here, a regulation

would produce billions of dollars of costs and yield

negligible benefits, it is not only proper for EPA to

consider those costs, it is plainly unreasonable for it

to refuse to consider them in determining whether

regulation is appropriate.

Even if not required by the Clean Air Act itself,

EPA’s refusal to consider costs here is contrary to its

prior determinations, and fails to ensure reasoned

decision-making. EPA previously considered costs

when it determined in 2005 that regulation of HAP

emissions from EGUs under Section 112(n)(1)(A)

was not appropriate. See Br. for Pet’rs State of

Michigan, et al. at 8-14. The agency’s about-face on

its view of what factors it must consider should

prompt skepticism from this Court. INS v. Cardoza-

Fonseca, 480 U.S. 421, 446 n.30 (1987) (“An agency

interpretation of a relevant provision which conflicts

with the agency’s earlier interpretation is ‘entitled to

considerably less deference’ than a consistently held

agency view.”) (quoting Watt v. Alaska, 451 U.S. 259,

273 (1981)).

EPA’s assertion that it no longer interprets the

term “appropriate” to allow the consideration of

costs, 77 Fed. Reg. at 9327, is in tension with its

position in EPA v. EME Homer City Generation,

L.P., where the agency argued that it should be able

to consider costs “in order to allow the agency to

14

identify the most efficient and least burdensome

mechanisms to achieve a statutory goal.” U.S. Pet.

for Cert., No. 12-1182, at 25 (S. Ct. Mar. 29, 2013)

(citing Entergy Corp., Inc., 556 U.S. at 218). This

Court in EME Homer City agreed with EPA that

using costs in the calculus “also makes good sense.”

134 S. Ct. at 1607.

And, indeed, it does. So much so that EPA has

properly considered costs in determining whether to

regulate under other provisions of Section 112. See

Ass’n of Battery Recyclers, Inc. v. EPA, 716 F.3d 667,

673-74 (D.C. Cir. 2013) (affirming consideration of

costs in determining whether to revise emissions

standards under 42 U.S.C. § 7412(d)(6)); Natural

Res. Def. Council v. EPA, 529 F.3d 1077, 1083 (D.C.

Cir. 2008) (affirming consideration of costs in

determining whether to establish residual risk

standards under 42 U.S.C. § 7412(f)(2)(B)). As a

whole, Section 112 provides EPA with flexibility to

avoid inefficient regulation and unnecessary costs.

Thus, the rest of Section 112 (as interpreted by EPA)

further supports the conclusion that Congress

clearly empowered EPA to consider costs in

determining whether regulation is appropriate in the

first instance. See Ass’n of Battery Recyclers, Inc.,

716 F.3d at 673-74 (noting that even though Section

112(d)(6) “itself makes no reference to cost,” Section

112 “expressly authorizes cost consideration in other

aspects of the standard-setting process,” thus

satisfying Whitman’s clear-statement requirement).

Although EPA may try to distinguish

consideration of costs in setting the standards

themselves, the distinction is immaterial where

Congress required the agency to make a reasoned

15

determination whether “such regulation” is

appropriate in the first instance. “[G]lood sense”

supports the conclusion that is was unreasonable for

EPA to refuse to consider the billions of dollars of

costs inflicted by the Rule, which far outweighed the

potential reductions in HAP emissions sought, and

that those costs rendered the Rule inappropriate

within the meaning of the Act.§

Il. EPA’s COSTLY RULE DOES NOT ADDRESS

HAZARDS ATTRIBUTABLE TO THE CONTROL UF

HAP EMISSIONS FROM EGUS WITH WHICH

CONGRESS WAS CONCERNED.

The panel majority below dismissed Judge

Kavanaugh’s concerns about the high costs of the

Utility MATS Rule by referencing EPA’s finding of

annualized co-benefits of $37 to $90 billion, which

“outweigh its costs by between 3 to 1 or 9 to 1.” Pet.

App. 32a-33a. But these are not benefits associated

with HAP emissions reductions. And none of the

claimed benefits associated with reduction in HAP

emissions comes close to approaching the costs of the

rule. See Prepared Statement of Anne E. Smith,

Ph.D., Hearing on The American Energy Initiative:

6 EPA’s ever-changing interpretation of Section 112(n)(1)(A)

and its inconsistency in consideration of costs in other cases

exemplify EPA’s history of picking and choosing what factors it

may consider to further its own agenda. While Congress

granted EPA discretion in this case, it did not intend to grant it

unfettered discretion. The majority panel] decision below,

however, has allowed EPA to ignore costs to broaden its

authority and regulate beyond HAP emissions as intended by

Congress. Agencies, however, must exercise the authority

granted to it by Congress, not their broader policy agenda.

EME Homer City, 134 S. Ct. at 1610 (Scalia, J., dissenting).

16

A Focus on What EPA’s Utility MACT Rule Will

Cost U.S. Consumers, Subcommittee on Energy and

Power, U.S. House Energy and Commerce

Committee, Feb. 8, 2012, at 6 (hereinafter “Smith

Testimony”).2 In declining to consider whether the

study’s confirmed public health effects in light of

those costs made regulation under Section 112

“appropriate,” it is abundantly clear that the true

reason EPA decided to regulate EGUs under

Section 112 was not because the Rule was

appropriate to achieve beneficial reductions in HAP

emissions from EGUs, but instead because EPA

could indirectly require further reductions in PM2.5

emissions from power plants that EPA would be

unable to require directly.

A. EPA Has Not Identified Current Hazards

to Public Health From HAP Emissions

From EGUs That Justify Its Costly

Regulation Under Section 112.

EPA must consider what benefits the reduction of

HAP emissions by this regulation would provide.

The only monetized benefits EPA estimated with

respect to HAP reductions from the Rule relate to

mercury emissions, which EPA identified to be the

HAP of “greatest concern” from EGUs.® 65 Fed. Reg.

i Available at

http://www.nera.com/content/dam/nera/publications/archive2/P

UB_Smith Testimony ECC 0212.pdf.

& EPA recognized that the science regarding the health

effects of mercury from air pollution are inconclusive and

limited, and, thus, focused its assessment on neurological

development effects from digestion of mercury-contaminated

fish and seafood by women during their pregnancy. 77 Fed.

Reg. at 9426-9428.

17

79,825, 79,827 (Dec. 20, 2000). But total direct

benefits from reductions in mercury emissions under

the Rule were estimated at only $4 to $6 million per

year (using a 3 percent discount rate). 77 Fed. Reg.

at 9428. Using a 7 percent discount rate, these

benefits are reduced to $500,000 to $1 million. Jd. at

9306. And still these benefits may be significantly

overstated, because EPA assumed all the reductions,

and hence benefits, would occur instantaneously,

rather than over time as would more likely be the

case. Id. at 9428 n.371; see also NERA Economic

Consulting, Technical Comments on the Regulatory

Impact Analysis Supporting EPA’s Proposed Rule for

Utility MACT and Revised NSPS, at 5 (Aug. 3, 2011)

(EPA-HQ-OAR-2009-0234-17775, Attach. 13)

(hereinafter “NERA RIA Comments’”).?

Although EPA contends that this is a “small

subset of the benefits of reducing [mercury]

emissions,” it has not identified any other HAP-

related benefits that may be realized as a result of

the Rule. 77 Fed. Reg. at 9428. EPA was required to

list categories and subcategories of sources

accounting for not less than 90 percent of the

aggregate mercury emissions and to regulate those

categories and subcategories of mercury under

Section 112(d)—except for EGUs. 42 U.S.C.

§ 7412(c)(6). EPA has met this requirement. 79 Fed.

Reg. 74,656 (Dec. 16, 2014). Rather than explain how

further reduction in mercury emissions from EGUs

will benefit the public, EPA simply asserts that

there will continue to be mercury emissions and

summarizes the potential effects of mercury

2 Available at www.regulations.gov.

18

exposure. 77 Fed. Reg. at 9426-9427. EPA also

purports that the Rule has “non-monetized benefits,”

but these non-monetized benefits go beyond risks

associated with HAPs, and are still largely related to

reductions in non-HAP emissions. Jd. at 9306; EPA,

Regulatory Impact Analysis for the Final Mercury

and Air Toxics Standards, at ES-10-ES-13 (Dec.

2011) (“RIA”).20

EPA also made no attempt to quantify the public-

health benefits from reducing non-mercury HAPs.

See Smith Testimony at 12-14. The Regulatory

Impact Analysis devotes only 6.5 out of 510 pages to

discussion of the risks from non-mercury HAPs. RIA

at 73-79. Such limited discussion is glaring given

EPA’s assertion that non-mercury HAP emissions

pose a hazard to public health. 77 Fed. Reg. at 9358.

EPA’s analysis, and its reliance on Section 112(c) to

assert it must regulate EGUs, focused on chromium

and nickel compounds as the “key drivers” of cancer

risk from EGU emissions. Jd. at 9317. Yet the final

rule provides no estimated reductions of these HAPs

as a result of the rule. Jd. at 9424. EPA simply states

that “[s]tudies have determined a _ relationship

between exposure to certain of these HAP and the

onset of cancer; however, the Agency is unable to

provide a monetized estimate of the HAP benefits at

this time.” Jd. at 9439. That EPA’s discussion of the

regulatory impacts does not address how these risks

will be addressed by the Utility MATS Rule is

telling. Weighing against the zero benefits estimated

for reductions in emissions of non-mercury metals

2 Available at

ttp:// v/ / MATS finalRIA. pdf.

19

are an estimated $1 billion in compliance costs.

Smith Testimony at 6.

Regarding emissions of HAP acid gases from

EGUs~—whence the bulk ($5 billion) of the costs of

the rule stem, Smith Testimony at 6—EPA does not

identify any public health hazard associated with

emissions of HAP acid gases fiom EGUs. Although

none of the acid gases is listed as carcinogenic,

hydrogen chloride (HCl) is the most significant in

EPA’s analysis. See NERA RIA Comments at 9.

Previously, EPA concluded that HCl] had an

established health threshold (interpreted as the

Reference Concentration (RfC) for chronic effects). 76

Fed. Reg. 24,976, 25,050 (May 3, 2011). The highest

HCl exposure that EPA found from EGUs was only 5

percent of the level EPA considers safe.'! See Smith

Testimony at 12-13. Instead of explaining why

regulation of these HAPs under Section 112 is

nonetheless “appropriate,” EPA simply contends that

it is required to regulate all HAPs once a source

category is added to the Section 112 list. 77 Fed.

Reg. at 9361.

On the other hand, in the aggregate the costs of

the Rule are quantifiable and substantial—at least

$9.6 billion a year in compliance costs alone. The

11 EPA used a chronic RfC for inhalation of HCl of 20

micrograms per cubic meter (yg/m*). 76 Fed. Reg. at 25,050.

“An RfC is defined as an estimate (with uncertainty spanning

perhaps an order of magnitude) of a continuous inhalation

exposure to the human population (including sensitive

subgroups) that is likely to be without an appreciable risk of

deleterious effects during a lifetime.” Jd. The hazard index EPA

identified for EGUs ranged from 0.05 to 0.005. Id. at 25,051

n.170.

20

economic burdens imposed by EPA will be passed

through to industrial and commercial consumers of

electricity, affecting prices. These effects will likely

vary by region. EPA estimated that the rule will

increase average nationwide retail electricity prices

by 3.1 percent in 2015. 77 Fed. Reg. at 9425. After

accounting for regional differences based on the

locations of the plants requiring retrofitting or

retirements, estimated price increases are in the

range of 12-24 percent. NAM Report at 16. Higher

energy prices ultimately will be reflected in

increased prices for consumer goods and services.. It

will also have significant adverse impacts on jobs,

where recent assessments show job losses in the

range of 180,000-215,000 in 2015 alone due to the

Utility MATS Rule and 50,000-85,000 in later years.

See U.S. Chamber of Commerce and NERA

Economic Consulting, Estimating Employment

Impacts of Regulations: A Review of EPA’s Methods

for Its Air Rules, at 29 (Feb. 2013).12 It simply does

not promote public health or public welfare to

impose such high costs that will permeate

throughout the economy and force shut downs and

job losses, while providing little benefit with respect

to HAP emissions.

B. The Rule’s Purported “Co-Benefits” From

Reducing Certain Particulate Metter

Emissions Also Cannot Justify the Costs

of the Rule.

In amending Section 112 in 1990, Congress

sought to improve regulation of HAPs generally. See

generally Sierra Club v. EPA, 353 F.3d 976, 979-80

12 Available at http://www .com/67_8015.htm.

21

(D.C. Cir. 2004). Unlike other source categories of

HAP emissions, however, Section 112(n)(1)(A)

directs EPA to determine whether it is “appropriate”

to regulate EGUs under Section 112 in light of the

“Imposition of [other] requirements of this Act” on

EGUs. That is, before EPA adopts additional

regulation under Section 112 to further reduce HAP

emissions from EGUs, it must first consider what

HAP reductions already have been achieved by

virtue of other regulations. The decision below turns

this statutory mandate on its head by allowing

regulation of EGUs under Section 112 to achieve

collateral reductions in non-HAP emissions that

EPA otherwise lacks authority to compel.

Over the past decade, the majority of rules

promulgated by EPA under the Clean Air Act have

asserted benefits (known as “co-benefits”) associated

with collateral reductions in PM2.5 emissions.’* The

Office of Management and Budget (“OMB”) found

“the large estimated benefits of EPA rules issued

pursuant to the Clean Air Act are mostly

attributable to the reduction in public exposure to a

single air pollutant: fine particulate matter.” OMB,

2013 Report to Congress on the Benefits and Costs of

Federal Regulations and Unfunded Mandates on

State, Local and Tribal Entities, at 15 (2013)

13 See, e.g., Letter from Rep. Harris, MD, Chairman, Energy

and Environment Subcommittee, and Rep. Broun, MD,

Chairman, Investigations and Oversight Subcommittee,

U.S. House Committee on Science, Space, and Technology, to

Administrator Sunstein, Office of Information and Regulatory

Affairs, Office of Management and Budget, Nov. 15, 2011,

available at

http:// ce. house.gov/si e ov/file

siieemnanaatnaaninastieenseni aes ait

22

(emphasis in original).'* In several instances, many

of which address standards under Section 112 and

129 allegedly aimed at reducing HAP emissions,

PM2.5 co-benefits are the only benefits EPA was

able to quantify. See Smith Testimony at 15. Even if

Congress intended that EPA may consider co-

benefits—a concept found nowhere in the statute—in

setting technology-based standards, Congress

certainly did not dictate that the purported co-

benefits may force regulation of HAPs under

Section 112(n)(1)(A) where the reductions of the

HAPs themselves provide no relative benefits in

comparison to the substantia! costs of regulation.

Without the artificial consideration of these

purported co-benefits, the Rule’s costs vastly eclipse

its benefits.*5 Analysis of EPA’s own data showed

“co-benefits” attributed to mercury reduction of

about $1-2 billion (versus costs of $3 billion). See

Smith Testimony at 6. Co-benefits attributed to non-

mercury metals also were estimated at $1-2 billion,

‘4 Available at

http://www.w v/si j 013

cb/2013 cost benefit report-updated.pdf. This same finding is

in the 2014 Draft Report to Congress. Even the assessments

related to PM2.5 co-benefits are riddled with uncertainties and

incorrect assumptions. See, e.g., Comments of the Chamber of

Commerce of the United States on Draft 2013 Report to

Congress (July 31, 2013), available at

ttp://www.whi v/s) : 1 1

‘6 Even the alleged co-benefits from PM2.5 reductions are

based on questionable assumptions and are likely overstated.

See NERA RIA Comments at 6-7, 13-20; Smith Testimony at

16-17, 20-21.

23

with costs of about $1 billion. Jd. Even considering

the co-benefits estimated by EPA, therefore, the

cost/benefit ratio remains negative for mercury, and

a wash for non-mercury metals. By contrast, the

regulation for acid gases constitutes the bulk of the

costs for the Rule (about $5 billion), and is also the

substance to which EPA attributes most of the

purported PM2.5 “co-benefits” ($32-87 billion

annually). Jd. The fact that most of the “co-benefits”

are associated with acid gases is especially

problematic, as EPA can identify no direct public

health benefits from acid gas reductions. Given these

facts, it makes little sense to conclude that

regulation of HAP emissions is, nonetheless,

“appropriate.”!®

This result is even more troubling given that the

Clean Air Act includes numerous other provisions to

address particulate matter, including treating it as a

criteria pollutant for which National Ambient Air

Quality Standards (“NAAQS”) are required. See, e.z.,

42 U.S.C. §§ 7408, 7409. To set the NAAQS, review

by the Clean Air Scientific Advisory Committee is

necessary, and EPA must make a determination as

to the level requisite to protect public health with an

adequate margin of safety. Jd. § 7409. States then

must implement a plan for meeting the NAAQS,

which, if necessary, would target the emissions at

issue here. Jd. § 7410. EPA followed none of these

processes here, choosing instead to place a

significant regulatory burden on the utility sector for

further PM2.5 reductions beyond those required

under other Clean Air Act programs. Indeed,

16 These numbers are illustrated in the table attached as an

Appendix to this brief.

24

national trends in particulate matter levels are

already below the current NAAQS set by EPA.4/

In fact, the estimated reductions in exposure

levels for PM2.5 (which are the source of the bulk of

EPA’s co-benefits) are very small. NERA RIA

Comments at 2. These purported benefits are

associated with PM2.5 concentrations well below the

current, PM2.5 NAAQS. Although EPA revised the

PM2.5 NAAQS in 2013, 78 Fed. Reg. 3086 (Jan. 15,

2013), the co-benefits calculated by EPA still are

associated with PM2.5 concentrations below the

revised standard. See Smith Testimony at 19. Thus,

EPA has imposed regulations, based on statistical

associations not reviewed by the Clean Air Scientific

Advisory Committee, with exorbitant costs for little

or no benefit, where it simply otherwise would have

no authority to do so.

Although EPA may claim that these assessments

were not part of its decision on whether regulation of

HAP emissions from EGUs is “appropriate,” it

plainly has used these benefits to justify the Utility

MATS Rule, 77 Fed. Reg. at 9305-9306,18 even

indicating in its opposition to certiorari here that it

would likely find regulation appropriate based on its

17 See EPA, Air Trends: Particulate Matter,

http://www.epa.gov/airtrends/pm. htm! (last updated Oct. 16,

2014).

18 See also EPA Fact Sheet, Benefits and Costs of Cleaning Up

Toxic Air Pollution From Power Plants, at 1 (2011) (claiming

Utility MATS Rule provides “[pjractical, cost-effective, and

protective standards”), available at

http://www.epa.gov/airquality/powerplanttoxics/pdfs/20111221

MATSimpactsfs. pdf.

25

analysis of PM2.5 reductions. Br. for the Fed’

Resp’ts in Opp’n at 28 (filed Oct. 15, 2014). EPA also

touts the Utility MATS Rule as a “Regulatory

Action[{] Related to PM.”'9 EPA’s reliance on co-

benefits to justify regulation under Section

112(n)(1)(A), while refusing to consider costs,

impermissibly enables it to expand its authority to

conduct additional PM2.5 regulation without

following the proper procedures of imposing such

restrictions upon the country.

Ill. EPA’s PROPER TREATMENT OF REGULATORY

COSTS AND BENEFITS IN CONSIDERING THE

UTILITY MATS RULE IS VITAL FOR THE

ECONOMY.

As Judge Kavanaugh rightly observed, EPA’s

reliance on co-benefits here while insisting that it

cannot consider costs “is no trivial matter.” Pet. App.

83a. “Put simply, the Rule is ‘among the most

expensive rules that EPA has ever promulgated.” Jd.

(citation omitted).

The electric-power system “as a whole is critical

infrastructure that plays a key role in the

functioning of all facets of the U.S. economy, and

maintaining its stability and reliability is of critical

19 ~=EPA, Particulate Matter: Regulatory Actions,

http://www. v/airquali llutigon/actions. htm]

(last updated Sept. 11, 2014). EPA also lists the Cross-State Air

Pollution Rule as a “Regulatory Action{] Related to PM.” Id.

This Court upheld EPA's consideration of costs in that rule,

which EPA contended allowed for efficient and equitable

regulation under the “Good Neighbor” provision of the Clean

Air Act. EME Homer City, 134 S. Ct. at 1607.

26

importance.”22 It is not disputed that the Utility

MATS Rule will result in accelerated retirements of

coal-fired units. See, eg., NERC, 2014 Summer

Reliability Assessment, at 4 (May 2014).4) EPA itself

found that 4.7 gigawatts (GW) of coal-fired

generation would likely be retired by 2015 as a

result of the Utility MATS Rule. 77 Fed. Reg. at

9424. Other analyses show over 50 GW expected to

be retired by 2016, and even more when considering

the cumulative effects of additional regulation being

proposed by EPA. See UARG Br. at 21. The loss of

these coal-fired generation units is expected to affect

the economies of 37 States. See Institute for Energy

Research, Impact of EPA’s Regulatory Assault on

Power Plants: New Regulations to Take More than 72

GW of Electricity Generation Offline and the Plant

Closing Announcements Keep Coming, at 2

(Oct. 2014) (“IER Updated Report”).22 These

retirements will require increased investment in

new generation to replace those outages, costing the

consumer. /d. at 4.

Retirements facilitated by the Utility MATS Rule

also are expected to have impacts on electric

reliability, particularly in certain regions. See, e.z.,

Midwest Reliability Organization, MRO’s 2014 Long-

20 Presidential Memorandum for the Administrator of the

EPA, Dec. 21, 2011, http://www.whitehouse.gov/the-press-

office/201 1/12/2 1/presidential-p emorandum-flexible-

implementation-mercury-and-air-toxics-s.

21 Available at

http://www.nerc.com/pa/RAPA/ra/Reliability°s20Assessments%

20DL/2014SRA. pdf.

22 Available at http://instituteforenergyresearch.org/wp-

content/uploads/2014/10/Power-Plant-Updates-Final.pdf.

27

Term Reliability Assessment (Nov./Dec. 2014).22 For

example, coal is estimated to have provided 92

percent of the incremental electricity needed in

January/February 2014 over the same months in

2013. See IER Updated Report at 3. Concerns have

been raised by PJM, the regional transmission

operator for much of the Midwest and mid-Atlantic,

that winter 2015-2016 will be a challenge for

electricity providers because of forced retirements of

coal-fired generation as a result of the Utility MATS

Rule. See Gavin Bade, PJM wants to postpone plant

retirements to ensure reliability, Utility Dive,

Dec. 23, 2014.24

EPA’s reading of Section 112(n)(1)(A) has led the

agency to stray far into significant energy policy

matters simply not contemplated by Congress.

Accelerated retirements of coal-fired plants will have

‘Impacts throughout the energy system and the

economy.” Jeffrey Jones and Michael Leff, Issues in

Focus: Implications of accelerated power plant

retirements, Released Apr. 28, 2014.22 EPA

recognized that the Utility MATS Rule “is likely to

have a significant adverse effect on the supply,

distribution, or use of energy.” 77 Fed. Reg. at 9441.

Aiming regulation at coal-fired plants, with little

to no health benefits, creates a distortion in the

energy market and increases its vulnerability due to

43 Available at

https://www.midwestreliability.org/MRODocuments/2014°%20M

RO%20Long%e20Term%20Reliability"°s20Assessment.pdf.

24 Available at http://www.utilitydive.com/news/pjm-wants-to-

postpone-plant-retirements-to-ensure-reliability/346929/.

2% At http://www.eia.gov/forecasts/aeo/power plant.cfm.

28

reduced fuel diversity. Given these broader

implications for national energy policy and the

economy, it is simply implausible that Congress did

not expect EPA to weigh the costs of further

regulation of HAP emission from EGUs in

determining whether such regulation was

“appropriate.”

CONCLUSION

The judgment of the Court of Appeals should be

reversed.

January 27, 2015

Sandra P. Franco*

*Counsel of Record

Bryan M. Killian

David B. Salmons

Morgan, Lewis & Bockius LLP

2020 K Street, NW

Washington, DC 20006

(202) 373-6000

n a) is.

Linda E. Kelly

Quentin Riegel

Manufacturers’ Center For

Legal Action

733 10th Street, NW

Suite 700

Washington, DC 20001

(202) 637-3000

Amy C. Chai

Thomas J. Ward

National Association of

Home Builders

1201 15th Street, NW

Washington, D.C. 20005

(202) 266-8200

achai@nahb.org

Respectfully submitted,

Kate Comerford Todd

Steven P. Lehotsky

Sheldon Gilbert

U.S. Chamber Litigation

Center

1615 H St, NW

Washington, DC 20062

(202) 463-5337

sgilbert@uschamber.com

Karen R. Harned

Elizabeth Milito

National Federation of

Independent Business

Small Business Legal

Center

1201 F Street, NW

Washington, DC 20004

(202) 406-4443

Karen. Harned@NFIB.org

APPENDIX

APPENDIX

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