Petition for Writ of Certiorari — Enriqueta Martinez, Petitioner v. United States
Supreme Court briefApr 6, 2026
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No. _____
IN THE SUPREME COURT OF THE UNITED STATES
═════════════════════════
ENRIQUETA MARTINEZ,
Petitioner,
v.
UNITED STATES OF AMERICA,
Respondent.
═════════════════════════
PETITION FOR A WRIT OF CERTIORARI TO THE UNITED
STATES COURT OF APPEALS FOR THE NINTH CIRCUIT
═════════════════════════
Zandra Luz Lopez
Federal Defenders of San Diego, Inc.
225 Broadway, Suite 900
San Diego, California 92101
Telephone: (619) 234-8467
Attorneys for Petitioner
QUESTION PRESENTED
Whether the invited error doctrine applies to situations where a party who
does not induce or provoke an initial error but proposes curative actions to attempt
mitigation of the prejudice caused by the error waives issues regarding the
effectiveness of the curative actions.
prefix
PARTIES, RELATED PROCEEDINGS, AND RULE 29.6 STATEMENT
The parties to the proceeding below were Petitioner Enriqueta Martinez and
the United States. There are no nongovernmental corporate parties requiring a
disclosed statement under Supreme Court Rule 29.6.
All proceedings directly related to the case, per Rule 14.1(b)(iii), are as
follows:
United States v. Enriqueta Martinez, 3:22-cr-01753-GPC (S.D. Cal. 2022)
United States v. Enriqueta Martinez, No. 23-4290, ECF 49, 2025 WL 2427173
(9th Cir. Aug. 22, 2025)
United States v. Enriqueta Martinez, No. 23-4290, ECF No. 54
(9th Cir. Jan. 6, 2026)
prefix
TABLE OF CONTENTS
PAGE
QUESTION PRESENTED ............................................................................................. prefix
PARTIES, RELATED PROCEEDINGS, AND RULE 29.6 STATEMENT ............................... prefix
TABLE OF CONTENTS ........................................................................................................ i
APPENDIX INDEX ............................................................................................................ iii
INTRODUCTION ................................................................................................................ 1
OPINION BELOW .............................................................................................................. 3
JURISDICTION .................................................................................................................. 3
ISSUES PRESENTED FOR REVIEW ..................................................................................... 3
STATEMENT OF THE CASE ................................................................................................ 3
REASONS FOR GRANTING THE PETITION .......................................................................... 8
I.
The Ninth Circuit’s opinion is contrary to the Second, Fifth, Tenth,
Eleventh, and D.C. Circuits’ interpretation of invited error doctrine as
a means to prevent a party from intentionally provoking an error. ................. 8
II.
The Ninth Circuit creates a circuit split by expanding the invited error
doctrine to situations where the party seeks to mitigate an error they
did not create. .................................................................................................... 10
III.
The division among the circuits demands the Court’s attention and this
case is a proper vehicle. .................................................................................... 11
CONCLUSION ................................................................................................................. 13
CERTIFICATE OF COMPLIANCE ....................................................................................... 14
CERTIFICATE OF SERVICE .............................................................................................. 15
i
TABLE OF AUTHORITIES
CASES
PAGE(S)
F.W. Woolworth Co. v. Contemp. Arts,
Inc., 344 U.S. 228 (1952) ............................................................................................ 2
Johnson v. Zerbst,
304 U.S. 458 (1938) .................................................................................................. 10
Munoz v. State Farm Lloyds of Texas,
522 F.3d 568 (5th Cir. 2008) ...................................................................................... 9
Tesone v. Empire Mktg. Strategies,
942 F.3d 979 (10th Cir. 2019) .................................................................................. 10
United States v. Bastian,
770 F.3d 212 (2d Cir. 2014)........................................................................................ 9
United States v. Duldulao,
87 F.4th 1239 (11th Cir. 2023)................................................................................. 10
United States v. Long,
997 F.3d 342 (D.C. Cir. 2021) .................................................................................. 10
United States v. Martinez,
2025 WL 2427173 (9th Cir. Aug. 22, 2025) ............................................................... 8
United States v. Wells,
519 U.S. 482 (1997) ............................................................................................ 1, 2, 8
STATUTES
21 U.S.C. §§ 952 ............................................................................................................. 4
28 U.S.C. § 1254(1) ........................................................................................................ 4
ii
APPENDIX INDEX
APP.
NO.
DOCUMENT
A.
United States v. Enriqueta Martinez, U.S. Court of Appeals for the
Ninth Circuit, Memorandum, filed August 22, 2025
B.
United States v. Enriqueta Martinez, U.S. Court of Appeals for the
Ninth Circuit, Order Denying Petition for Panel Rehearing and
Rehearing En Banc, filed January 6, 2026
iii
IN THE SUPREME COURT OF THE UNITED STATES
═════════════════════════
ENRIQUETA MARTINEZ,
Petitioner,
- v. UNITED STATES OF AMERICA,
Respondent.
═════════════════════════
PETITION FOR A WRIT OF CERTIORARI TO THE UNITED
STATES COURT OF APPEALS FOR THE NINTH CIRCUIT
═════════════════════════
Petitioner Enriqueta Martinez respectfully prays that the Court issue a writ
of certiorari to review the order of the United States Court of Appeals for the Ninth
Circuit entered on August 22, 2025.
INTRODUCTION
The invited error doctrine prevents a party from inducing action by a district
court and later seeking reversal on the ground that the requested action was error.
The doctrine prevents appellate review of an issue when the party complaining of
an error, “himself invited or provoked the district court to commit” the error.
United States v. Wells, 519 U.S. 482, 488 (1997) (cleaned up). The very purpose of
the doctrine is to “control[] the party who wishes to change its position on the way
from the district court to the court of appeals.” Id. (cleaned up). It is meant to
prevent a party from profiting or taking advantage of an error the party, itself,
caused. F.W. Woolworth Co. v. Contemp. Arts, Inc., 344 U.S. 228, 230–31 (1952).
1
Several circuit courts, including the Second, Fifth, Tenth, Eleventh, and the
D.C. Circuits, have made clear that the invited error doctrine is limited to
situations where the party is intentionally or strategically attempts to insert error
that it can later appeal.
The Ninth Circuit takes a different approach. The Ninth Circuit broadens the
traditional application of the invited error doctrine. Here, the district court allowed
the admission of inadmissible prior bad acts at trial and later reversed itself. The
Petitioner requested a mistrial, but when the mistrial was denied, she proposed a
curative instruction that was accepted by the district court and given to the jury. On
appeal, she argued that the admission of the evidence was so prejudicial that no
curative instruction could cure it and the instructions given were, in fact, not
sufficient.
In denying the appeal, the Ninth Circuit expanded the invited error doctrine.
The Circuit now holds that a party, like Petitioner, cannot complain about the
curative instructions being insufficient to cure the prejudice when the party is the
one that drafted the instruction. Thus, in the Ninth Circuit applies invited error to
situations where the party was not the cause of the error but merely proposed
remedies for errors that already occurred. The circuit expands the doctrine to
situations where the party does not induce the district court to do something that it
would not otherwise do. The circuit expands the doctrine even though there is no
gamesmanship or tactical advantage on the part of the party.
2
The Ninth Circuit’s opinion in this case creates a circuit split. The Court
should grant review to resolve this split as to the application of the invited error
doctrine.
OPINION BELOW
The Ninth Circuit Court of Appeals affirmed Petitioner’s conviction in an
unpublished memorandum on August 22, 2025. See Appendix A at 1–2. Petitioner
then petitioned for panel rehearing and rehearing en banc. The Ninth Circuit also
denied Petitioner’s petition for panel rehearing and rehearing en banc on January
6, 2026 (attached here as Appendix B).
JURISDICTION
On August 22, 2025, the Ninth Circuit denied Petitioner’s appeal and
affirmed her conviction. See Appendix A. The Ninth Circuit then denied the petition
for rehearing and or rehearing en banc on January 6, 2026. Appendix B. This Court
has jurisdiction under 28 U.S.C. § 1254(1).
ISSUES PRESENTED FOR REVIEW
Whether the invited error doctrine applies to situations where a party who
does not induce or provoke an initial error but proposes curative actions to attempt
mitigation of the prejudice caused by the error waives issues regarding the
effectiveness of the curative actions.
STATEMENT OF THE CASE
In 2022, Ms. Martinez drove a car across the United States-Mexico border
when customs agents found drugs concealed in different areas of her car. She was
3
arrested and charged in an information with one count of unlawful importation of
methamphetamine and one count of unlawful importation of fentanyl in violation of
21 U.S.C. §§ 952, 960.
Almost a decade prior, in 2013, Ms. Martinez pleaded guilty to a possession of
marijuana misdemeanor. In preparation for trial, the district court stated that it
would allow the government to introduce evidence of the 2013 prior under Federal
Rule 404(b). Despite being concerned with the remoteness of the prior, the district
court stated it would allow the evidence to be introduced because of the
prosecution’s promise that the evidence would show similarities in the manner of
concealment of the drugs to the instant offense.
Because the district court admitted the evidence pre-trial, the jurors heard
explicit and implicit evidence of Ms. Martinez previously smuggling drugs in 2013
throughout trial. First, a Customs and Border Patrol agent testified that she
reviewed Ms. Martinez’s border crossings records. Specifically, records from 2013.
The agent explained to the jury that on one particular day in 2013, Ms. Martinez’s
car was inspected as she was coming across the United States-Mexico border. The
car was inspected because there was a customs alert, meaning the car was
suspected of “possible smuggling of drugs, humans, or medicine.” The agent’s
testimony suggested that nothing was found in the car at that time and the car
entered the United States. But the car was stopped again at an internal Border
Patrol checkpoint, after another customs alert, because of suspicion of smuggling
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drugs. The border crossing records that showed the customs alerts were introduced
and admitted as exhibits at trial.
After the customs agent’s testimony, the defense objected to the admission of
the 2013 prior. Looking at the witness list and exhibits, Ms. Martinez’s counsel
noted that it did not appear that the government would be able to come through
with its pre-trial promise of being able to show similarities in the manner of
concealment of the drugs between the prior and the instant offense. The court
ordered the government not to admit further evidence of the 2013 prior until after
the court had an opportunity to revisit the issue.
Despite this admonition, the prosecutor introduced evidence of the 2013
prior. The government’s agent told the jury that he investigated an almost decadesold event and interviewed a 2013 “associate” of Ms. Martinez. The prosecutor then
directly asked the case agent whether Ms. Martinez admitted to previously
smuggling drugs. The prosecutor asked:
Q:
Agent Bernal, during the defendant’s post-arrest interview, did
the defendant mention a prior smuggling incident where she was
driving a different car loaded with drugs?
A:
Yes.
Immediately recognizing the prosecutor had violated the court’s admonition, the
court stepped in. The court instructed the prosecutor, “[n]ext question. In a different
area.” The court also informed the jury that the “jury is instructed to disregard the
last question.” The court denied the defense’s request to be heard, and the
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prosecutor continued her questions regarding Ms. Martinez’s other post-arrest
statements.
Later, the court revisited the issue. The court indicated that had it known
that the government lacked evidence of similarities in concealment, it would not
have allowed the admission of the 2013 events under Rule 404(b).
The defense requested a mistrial. The defense argued the evidence was
prejudicial because the jury heard that Ms. Martinez allegedly confessed to
previously smuggling a car full of drugs. The defense added that the jury may be
left thinking that she previously smuggled thousands of pounds of
methamphetamine. The defense argued there was so much prejudicial evidence that
was introduced, the error could not be cured. The district court denied the motion
for mistrial.
The district court said it would not give a curative instruction. The district
court reasoned that a curative instruction would put a “spotlight” on otherwise
prejudicial evidence. The trial proceeded with other witnesses.
The next day, the defense reiterated that the proper remedy was a mistrial.
But because of the district court’s denial of the mistrial motion, the defense
prepared a curative limiting instruction that was accepted by the district court and
read to the jury. Specifically, the instruction told the jurors it was striking the
exhibits that referenced the 2013 prior custom alerts. The jurors were told to
disregard those exhibits. The jurors were also instructed to disregard the “question
and answer” given by case agent.
6
The instructions did not repeat the content of the “question and answer” from
the case agent’s direct examination. The instruction did not instruct the jury to
disregard the customs agent’s testimony regarding the 2013 customs alerts that
suggested Ms. Martinez was previously suspected of smuggling drugs.
The jury returned a guilty conviction.
On appeal, Ms. Martinez argued that her conviction should be vacated
because the district court errored in failing to declare a mistrial after the
government introduced inadmissible evidence of the 2013 prior drug smuggling
offense. Because of the extent of the evidence admitted at trial, Ms. Martinez
argued that any curative instruction would be insufficient to cure the prejudice and
the instructions given at trial did not cure the prejudice.
In an unpublished memorandum, the Ninth Circuit affirmed the conviction
finding that, although evidence of the prior was prejudicial, it agreed with the
district court that the evidence was “limited” and the district court “immediately
admonished and instructed the jury.” United States v. Martinez, No. 23-4290, 2025
WL 2427173, at *1 (9th Cir. Aug. 22, 2025) (unpublished) (internal quotations and
citation omitted).1 The Ninth Circuit further found that, because the defense
drafted a subsequent curative instruction given to the jury before their
deliberations, under the “invited error doctrine,” the defense waived argument that
the curative instruction was insufficient to cure the error. Id.
1
A copy of the decision is attached in Appendix A.
7
REASONS FOR GRANTING THE PETITION
I.
The Ninth Circuit’s opinion is contrary to the Second, Fifth, Tenth,
Eleventh, and D.C. Circuits’ interpretation of invited error doctrine
as a means to prevent a party from intentionally provoking an error.
The invited doctrine precludes an appellate court from reviewing an error
when the complaining party appears to have caused the error. United States v.
Wells, 519 U.S. 482, 488 (1997). The doctrine is meant to “control[] the party who
wishes to change its position on the way from the district court to the court of
appeals. Id.
The Fifth Circuit has explained why the invited error doctrine does not apply
to situations, like Ms. Martinez’s case, where the defendant proposes curative
instructions after inadmissible evidence is introduced at trial. The Fifth Circuit held
that invited error must be limited to situations where the party “invited” or
“provoked” the error below and not “merely [where the party is] attempting to
prevent further prejudicial error.” Munoz v. State Farm Lloyds of Texas, 522 F.3d
568, 573–74 (5th Cir. 2008) (quotations omitted). In that case, State Farm objected
to the introduction of inadmissible evidence and the district court overruled the
objection. Id. After the evidence was admitted, the district court realized that
admitting the evidence was a mistake. Id. State Farm proposed a curative
instruction. Id. The Fifth Circuit rejected the plaintiff’s argument that State Farm
could not now complain about the curative being insufficient because State Farm
drafted it. Id. The Fifth Circuit explained that a claim that State Farm “invited” or
“provoked” in these circumstances would “impermissibly stretch the doctrine of
invited error beyond its traditional scope.” Id. at 574. “State Farm did not abandon,
8
waive, or otherwise sanction the district court’s initial error of admitting”
prejudicial evidence. Id.
Other Circuit Courts of Appeals have also emphasized that the invited error
doctrine is limited to situations where the party is intentionally seeking to create a
tactical advantage. The Second Circuit explained, invited error is meant to prevent
a party from “deliberately provok[ing] a procedural irregularity” and “seeks to avoid
rewarding mistakes stemming from a defendant’s own intelligent, deliberate course
of conduct in pursuing his defense.” United States v. Bastian, 770 F.3d 212, 218–19
(2d Cir. 2014) (internal citation omitted).
The Tenth Circuit observed that in the typical invited error scenario, a party
“induce[s] the district court to do [some]thing it would not otherwise have done,”
and later attempts to challenge the “proposition that [it] ... urged the district court
to adopt.” Tesone v. Empire Mktg. Strategies, 942 F.3d 979, 993 n.10 (10th Cir.
2019). Thus, the Tenth Circuit has found that it is not invited error when the party
does not “induce the district court to do anything it would not otherwise have done.”
Tesone v. Empire Mktg. Strategies, 942 F.3d 979, 993 n.10 (10th Cir. 2019).
As stated by the D.C. Circuit, “said another way, statements amounting to
invited error are a species of waiver and generally evince an intent by the speaker
to convince the district court to do something that it would not otherwise have
done.” United States v. Long, 997 F.3d 342, 353–54 (D.C. Cir. 2021) (cleaned up).
This is in keeping with this Court’s long-established tenant that a true “waiver” can
9
only be affected by “an intentional relinquishment or abandonment of a known right
or privilege.” Johnson v. Zerbst, 304 U.S. 458, 464 (1938)).
And the Eleventh Circuit highlighted that the doctrine is meant to “prevent[]
litigants from sandbagging district courts by ‘introducing error at trial with the
intention of creating grounds for reversal on appeal.”’ United States v. Duldulao, 87
F.4th 1239, 1255 (11th Cir. 2023) (citation omitted). None of these circuits hold that
the doctrine applies to a litigant who merely attempts to mitigate an error that it
did not create.
II.
The Ninth Circuit creates a circuit split by expanding the invited
error doctrine to situations where the party seeks to mitigate an
error they did not create.
The Ninth Circuit’s application of the invited error doctrine, however,
contradicts the Second, Fifth, Tenth, Eleventh and the D.C. Circuit Courts.
According to the Ninth Circuit, invited error applies even where the defendant did
not set in motion the error challenged on appeal. It is sufficient under the Ninth
Circuit rule that a litigant proposes an instruction that is meant to mitigate the
error they did not cause. Thus, under the Ninth Circuit rule, a defendant would be
precluded from arguing on appeal that the curative instructions could not have
cured the prejudice caused by the error if the litigant attempted to mitigate some of
that harm during trial.
This expansion of the invited error doctrine is contrary to both this Court and
other Circuit Court precedent.
10
III.
The division among the circuits demands the Court’s attention and
this case is a proper vehicle.
Resolving this circuit split is particularly important here. The current Ninth
Circuit interpretation of the invited error doctrine places a litigant in a proverbial
cath-22. When the jury hears inadmissible prejudicial evidence through no fault of
the defense, and the district court denies the defense motion for mistrial, the
defense cannot suggest ways of mitigating the harm, without waiving issues
regarding the effectiveness of the curative instruction.
Furthermore, Ms. Martinez’s case is the right vehicle to resolve this circuit
split, as her case squarely presents the issue. Ms. Martinez did not introduce, or
directly set in motion, the error of which she complains, namely the admission of
prior bad act evidence and denial of the motion for mistrial. Nor did she attempt to
sandbag the district court by claiming one thing at trial and another on appeal. In
this case, it was the government who introduced inadmissible evidence. The defense
objected to the introduction of the evidence both before and during trial. And the
defense adamantly argued that the only remedy for that error was a mistrial, but
the district court denied giving her that remedy. The district court itself suggested
that a curative instruction would only further prejudice Ms. Martinez by putting a
“spotlight” on the already introduced prejudicial evidence. Only at this point, in an
effort to mitigate the error of the introduced prejudicial evidence, did the defense
propose a curative instruction that would not further prejudice the defense.
11
Furthermore, Ms. Martinez consistently argued below and on appeal that the
only proper remedy was mistrial and that any instruction to the jury could not cure
the error complained of on appeal.
Yet the Ninth Circuit rule states that, by proposing an instruction in an
attempt to mitigate district court error, Ms. Martinez somehow waived the
argument that any instruction could not cure the harm done. Had Ms. Martinez’s
case been in the Fifth, Tenth, Eleventh, or D.C. Circuits, it would have been likely
found that no curative instruction could have sufficiently cured the error caused by
the admission of the prior bad acts.
If the Court agrees that the Ninth Circuit improperly conducted the invited
error analysis, Ms. Martinez would be eligible for relief. The evidence of a prior
smuggling event was extremely prejudicial and could not have been cured by any
instruction. The Ninth Circuit’s improper application of the invited error doctrine
contributed to its finding that the curative sufficiently cured the prejudice.
Accordingly, Ms. Martinez’s case provides an ideal vehicle to resolve this circuit
split.
12
CONCLUSION
For these reasons, the Court should grant the petition for a writ of certiorari.
Date: April 6, 2026
uz Lopez
Federa Defenders of San Diego,
225 Broadway, Suite 900
San Diego, California 92101
Telephone: (619) 234-8467
Attorneys for Petitioner
13
This is a copy of a public record, reproduced as it was published. It is not legal advice, and it may not be the version a court would rely on. Check the official source before you cite it.