§ 80.3 Acronyms and abbreviations.

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Title 40—Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS > PART 80—REGULATION OF FUELS AND FUEL ADDITIVES > Subpart A—General Provisions

This text was captured on Sep 22, 2026. It is a snapshot, not a live feed, so check the official code before relying on it.

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Advanced biofuel.

APHA

American Public Health Association.

API

American Petroleum Institute.

ASTM

ASTM International.

BBD

Biomass-based diesel.

BMP

Best management practices.

BOB

Gasoline before oxygenate blending.

CAA

Clean Air Act.

Cellulosic biofuel.

CBOB

Conventional gasoline before oxygenate blending.

Converted fraction.

Conventional gasoline.

CHP

Combined heat and power.

CNG

Compressed natural gas.

CPI-U

Consumer Price Index for All Urban Consumers.

ECA

Emission Control Area.

EDRR

Early detection and rapid response.

EIA

Energy Information Administration.

EMTS

EPA Moderated Transaction System.

EPA

Environmental Protection Agency.

EqV

Equivalence value.

ERVO

Exporter renewable volume obligation.

Feedstock energy.

FFA

Free-fatty acid.

Gas chromatography.

GHG

Greenhouse gas.

GTAB

Gasoline treated as blendstock.

HACCP

Hazard Analysis Critical Control Point.

HHV

Higher heating value.

IBR

Incorporation by reference.

Identification.

kWh

Kilowatt-hour.

Limited exemption.

LHV

Lower heating value.

LNG

Liquefied natural gas.

MSW

Municipal solid waste.

MVNRLM

Motor vehicle, nonroad, locomotive, or marine.

NARA

National Archives and Records Administration.

NTDF

Non-transportation 15 ppm distillate fuel.

PIR

Potentially invalid RIN.

PM10

Particulate matter generally 10 micrometers or smaller.

PM2.5

Particulate matter generally 2.5 micrometers or smaller.

PTD

Product transfer document.

QAP

Quality assurance plan.

RBOB

Reformulated gasoline before oxygenate blending.

RCO

Responsible corporate officer.

Renewable fuel.

RFS

Renewable Fuel Standard.

RFS-FRRF

RFS foreign refiner renewable fuel.

RIN

Renewable identification number.

RNG

Renewable natural gas.

RVO

Renewable volume obligation.

STP

Standard temperature and pressure.

U.S.

United States.

ULSD

Ultra-low-sulfur diesel fuel.

USDA

United States Department of Agriculture.

UTC

Coordinated Universal Time.

VCSB

Voluntary consensus standards body.

[88 FR 44562, July 12, 2023, as amended at 91 FR 16483, Apr. 1, 2026]

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