In re Meta Platforms, Inc.

District of Columbia Court of Appeals·Decided July 16, 2026·No. 26-OA-0001·Published

Opinion

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DISTRICT OF COLUMBIA COURT OF APPEALS

No. 26-OA-0001

IN RE META PLATFORMS, INC., et al., PETITIONERS.

On Petition for a Writ of Mandamus to the Superior Court of the District of Columbia (2023-CAB-006550)

(Yvonne Williams, Judge)

(Argued April 13, 2026 Decided July 16, 2026)

Mark W. Mosier, with whom Timothy C. Hester and John J. DeBoy were on the petition, for petitioners.

Ashwin P. Phatak, Principal Deputy Solicitor General, with whom Brian L. Schwalb, Attorney General for the District of Columbia, Caroline S. Van Zile, Solicitor General, Graham E. Phillips, Deputy Solicitor General, and Chris Edward Mendez, Assistant Attorney General, were on the answer, for respondent District of Columbia.

Jonathan D. Urick, Kevin R. Palmer, Paul D. Taske, Adam G. Unikowsky, and Allison N. Douglis were on the brief for the Chamber of Commerce of the United States of America and NetChoice, amici curiae.

Jonathan M. Redgrave was on the brief for Lawyers for Civil Justice, amicus curiae.

Michael Tremonte, Noam Biale, Rebecca Prager, Eleuthera Sa, and Kobie Flowers were on the brief for the National Association of Criminal Defense Lawyers, amicus curiae. 2

Before BECKWITH and MCLEESE, Associate Judges, and STEADMAN, Senior Judge.

MCLEESE, Associate Judge: Petitioners Meta Platforms, Inc. and Instagram,

LLC (which we refer to collectively as Meta) petition this court for a writ of

mandamus directing the Superior Court to vacate two discovery orders requiring

Meta to produce to respondent the District of Columbia four documents containing

material that the Superior Court concluded was subject to the crime-fraud exception

to the attorney-client privilege. “The writ of mandamus is an extraordinary remedy

limited to extraordinary” cases. In re Klayman, 340 A.3d 1212, 1229 n.20 (D.C.

2025) (citation modified). A party seeking issuance of a writ of mandamus must

show, among other things, “a clear and indisputable right to have the writ issue.”

Yeager v. Greene, 502 A.2d 980, 983 (D.C. 1985) (citation modified). We hold that

Meta has failed to make that showing, and we therefore deny the petition.

I. Factual and Procedural Background

Meta operates Facebook and Instagram, social-media platforms that allow

users to share, view, and react to user-generated content including photos and videos.

The District of Columbia brought suit against Meta in D.C. Superior Court alleging

violations of the Consumer Protection Procedures Act (CPPA), D.C. Code

§ 28-3901 et seq. D.C.’s complaint alleges that Meta engages in unfair and deceptive

acts or practices affecting D.C. consumers by developing “addictive features 3

designed to trick users—particularly children—into spending more time on its

Platforms” and by “deceptively misrepresenting to consumers that its Social Media

Platforms are safe for children.”

Meta is defending against similar claims in several other jurisdictions,

including a multidistrict litigation in the Northern District of California. In re Soc.

Media Adolescent Addiction/Pers. Inj. Prods. Liab. Litig., No. 4:22-md-03047-YGR

(N.D. Cal.) (case pending); see also, e.g., Soc. Media Cases, Nos. JCCP5255,

22STCV21355 (Cal. Super. Ct.) (case pending); New Mexico v. Meta Platforms,

Inc., No. D-101-CV-2023-02838 (N.M. Dist. Ct. Mar. 24, 2026) (jury verdict on

liability).

The D.C. Superior Court case is currently in discovery. Meta has so far

produced over 2.5 million documents to the District, most of which had also been

produced in the multidistrict litigation. Meta subsequently issued “clawback”

notices to the District seeking the return of several documents that Meta claimed

contained privileged material that should not have been disclosed, including the four

documents at issue in this petition. See Super. Ct. Civ. R. 26(b)(5)(B) (“If

information produced in discovery is subject to a claim of privilege . . . , the party

making the claim may notify any party that received the information of the claim 4

and the basis for it. After being notified, a party must promptly return, sequester, or

destroy the specified information . . . .”).

The four documents at issue in the current dispute are communications among

Meta researchers about internal research related to youth-user wellbeing. Our

description in this opinion of the documents and the arguments of the parties is

somewhat general because parts of the record in this case are sealed and both the

trial court and this court reviewed the documents themselves ex parte. We therefore

limit ourselves in this opinion to a description of the documents and the parties’

arguments that is consistent with the descriptions that are in the public record.

The District asked the trial court to review the documents in camera and to

conclude that even if the documents would otherwise be protected by the

attorney-client privilege, the documents were unprivileged under the crime-fraud

exception. See In re Pub. Def. Serv., 831 A.2d 890, 904, 906, 910 (D.C. 2003)

(explaining that privileged status of attorney-client communications is “forfeited”

when party seeking disclosure establishes probable cause to believe that

“communications [we]re intended directly to advance a particular criminal or

fraudulent endeavor” and communications “furthered the client’s improper

purpose”) (citation modified). The District argued, among other things, that there

was probable cause to believe that Meta engaged in a crime, fraud, or misconduct 5

by acting on the advice of its counsel to “block research and instruct researchers to

alter research to stymie law enforcement investigations.” (Brackets omitted.)

Meta opposed the motion, arguing that the District had not met its burden to

establish that the crime-fraud exception applies to the documents and that ex parte

review of the documents was not warranted. Meta contended that the District’s

characterization of the documents was “neither factually accurate nor legally

cognizable as fraud.” The communications in the documents, in Meta’s view,

consisted of “conventional” advice to a client “to mitigate legal risk” and “modify

or use careful language.”

In reply, the District argued that it had met its burden to show probable cause

that the documents “show advice from lawyers in furtherance of a consumer fraud.”

Specifically, the District argued that the documents, understood in the context of

other documents that Meta had produced, showed that Meta’s attorneys “were part

of such a scheme to defraud” by suppressing unfavorable research while publicly

claiming that it was not hiding internal research. The District subsequently filed a

notice of supplemental authority in support of its crime-fraud argument, citing

congressional testimony in which a former Meta researcher testified that Meta

stopped research projects into child safety because Meta did not want to know the

results, restricted the information researchers could collect, altered research designs 6

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