The United States Court of Appeals for the First Circuit (in

case citation Case citation is a system used by legal professionals to identify past court case decisions, either in series of books called reporters or law reports, or in a neutral style that identifies a decision regardless of where it is reported. Case c ...

s, 1st Cir.) is a federal court with

appellate jurisdiction An appellate court, commonly called a court of appeal(s), appeal court, court of second instance or second instance court, is any court of law that is empowered to hear a case upon appeal from a trial court or other lower tribunal. Appellat ...

over the district courts in the following

districts A district is a type of administrative division that in some countries is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or counties, several municipalities, subdivisions ...

: *

District of Maine The District of Maine was the governmental designation for what is now the U.S. state of Maine from October 25, 1780, to March 15, 1820, when it was Admission to the Union, admitted to the Union as the List of U.S. states by date of admission to ...

* District of Massachusetts * District of New Hampshire * District of Puerto Rico * District of Rhode Island The court is based at the John Joseph Moakley Federal Courthouse in

Boston, Massachusetts Boston is the capital and most populous city in the Commonwealth (U.S. state), Commonwealth of Massachusetts in the United States. The city serves as the cultural and Financial centre, financial center of New England, a region of the Northeas ...

. Most sittings are held in Boston, where the court usually sits for one week most months of the year; in one of July or August, it takes a summer break and does not sit. The First Circuit also sits for one week each March and November at the Jose V. Toledo Federal Building and United States Courthouse in

Old San Juan, Puerto Rico Old San Juan () is a historic district located at the "northwest triangle" of the islet of San Juan in San Juan. Its area roughly correlates to the Ballajá, Catedral, Marina, Mercado, San Cristóbal, and San Francisco sub-barrios (sub-dis ...

, and occasionally sits at other locations within the circuit. With six active judges and four active senior judges, the First Circuit has the fewest judges of any of the thirteen United States courts of appeals. It covers most of

New England New England is a region consisting of six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the ...

, as well as

Puerto Rico ; abbreviated PR), officially the Commonwealth of Puerto Rico, is a Government of Puerto Rico, self-governing Caribbean Geography of Puerto Rico, archipelago and island organized as an Territories of the United States, unincorporated territo ...

. Following his retirement from the

Supreme Court In most legal jurisdictions, a supreme court, also known as a court of last resort, apex court, high (or final) court of appeal, and court of final appeal, is the highest court within the hierarchy of courts. Broadly speaking, the decisions of ...

in 2009,

Associate Justice An associate justice or associate judge (or simply associate) is a judicial panel member who is not the chief justice in some jurisdictions. The title "Associate Justice" is used for members of the Supreme Court of the United States and some ...

David Souter David Hackett Souter ( ; September 17, 1939 – May 8, 2025) was an American lawyer and jurist who served as an Associate Justice of the Supreme Court of the United States from 1990 until his retirement in 2009. Appointed by President George H ...

occasionally sat on the First Circuit

by designation A visiting judge is a judge appointed to hear a case as a member of a court to which he or she does not ordinarily belong. In United States federal courts, this is referred to as an assignment "by designation" of the Chief Justice of the United ...

. Former justice

Stephen Breyer Stephen Gerald Breyer ( ; born August 15, 1938) is an American lawyer and retired jurist who served as an associate justice of the U.S. Supreme Court from 1994 until his retirement in 2022. He was nominated by President Bill Clinton, and r ...

began to do so in 2025.

Current composition of the court

Vacancies and pending nominations

List of former judges

Chief judges

Succession of seats

Notable decisions

*''

West v. Randall ''West v. Randall'' (29 F. Cas. 718 (R.I. 1820)) is one of the earliest class action lawsuits cases in the early United States under federal case law in which one individual was allowed to sue on behalf of a larger group. The decision was written ...

'' (1820), one of the first decisions setting precedent for class action suits

References

;Specific ;General :*

External links

United States Court of Appeals for the First Circuit

Recent opinions from Findlaw

First Circuit Court Records Finder
* {{DEFAULTSORT:United States Court of Appeals for the First Circuit 1891 establishments in the United States Courts and tribunals established in 1891