Federal Cases

This lawsuit involves a challenge to the U.S. government's suspension of voluntary expatriation services. The lawsuit challenges the suspension under the Fifth Amendment of the U.S. constitution and under the Administration Procedure Act. A copy of the complaint is here.

Represent defendant in a lawsuit commenced by the U.S. government to recover penalties and interest in excess of $3 million for the alleged failure to file so-called FBAR disclosures under the Bank Secrecy Act, 31 U.S.C. Sec. 5314, and Financial Crimes Enforcement Network (FinCEN) Form 114)

I represent a Paris-based non-profit organization and a group of "Accidental Americans" who live outside the United States in a constitutional challenge to the so-called "Renunciation Fee" imposed on any American that wishes to renounce his or her U.S. citizenship. We alleged that the fee violates the Due Process Clause of the Fifth Amendment of the U.S. Constitution, the First Amendment guaranteeing freedom of expression, and the Eighth Amendment precluding excessive fines to punish individuals wishing to sever all connection with the U.S. The complaint also alleges violation of the U.S. Administrative Procedure Act, as well as international law.

An appeal to the United States Court of Appeals of the D.C. Circuit challenging the district court's conclusion that appellants lacked Article III standing under the Regulatory Flexibility Act.

Lawsuit under the Foreign Sovereign Immunities Act against the Republic of Germany for its theft of Jewish property during the Holocaust. A copy of the complaint can be found here. Click here for a copy of Germany's motion to dismiss and here for a copy of our opposition. On March 15, 2022, the court denied Germany's motion, concluding that it had jurisdiction over Germany under the expropriation exception to the FSIA. Click here to read the opinion.

Consolidated appeal challenging the district court's dismissal of five lawsuits of Holocaust survivors who sought compensation under the Agreement between the Government of the United States of America and the Government of the French Republic on Compensation for Certain Victims of Holocaust-Related Deportation from France Who Are Not Covered by French Programs. A copy of the opening brief, filed on September 19, 2022, can be found here.

A lawsuit under the Defend Trade Secrets Act in which I represented the defendants. The lawsuit was dismissed on "forum non conveniens" grounds.

I served as co-counsel representing plaintiffs in a lawsuit against Airbnb challenging its decision to remove listings of accommodations owned by Jews in Judea and Samaria (West Bank) on the grounds that it constitutes an “anti-Jewish Discriminatory Policy” that violates both the federal Fair Housing Act and California law. As a result of the lawsuit, Airbnb agreed to reverse its controversial decision to de-list accommodations in Israeli towns and settlements located in Israel administered Judea and Samaria. Under the settlement, Airbnb will allow listings from all such Israeli towns and settlements.

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A breach of contract action involving a series of license agreements for patented technology in which I represent the defendants and counterclaim plaintiffs.

I serve as co-counsel in an administrative law case against the U.S. Internal Revenue Service and the U.S. Department of Treasury challenging the legality of regulations issued under the 2017 Tax Cut and Jobs Act concerning the so-called Transition Tax (IRC Section 965).
A final decision was rendered on March 28, 2021 and is currently being appealed.

On October 26, 2020, I filed a complaint and emergency motion for a preliminary injunction concerning the New York State Board of Elections' application of its voter registration deadline statute. The complaint, filed in the United States District Court for the Southern District of New York, alleged violations of voters' First Amended rights and their rights under the Equal Protection clause of the United States Constitution.

A securities fraud claim against the producer of a foreign feature film co-production in which I represent the defendants/counterclaim plaintiffs.

A trademark dispute between two phone-app companies. I represented the respondent in a opposition to register its trademark. The case ultimately settled in favor the respondent.

I serve as defense counsel for a number of Israeli entities in a classic "lawfare" lawsuit.

An administrative petition under the Administrative Procedure Act and Fifth Amendment concerning the alleged inclusion of the petitioner in the so-called "No-Fly List."