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Diarmuid F. O'Scannlain

See more on Diarmuid F. O'Scannlain

Senior Circuit Judge
9th U.S. Circuit Court of Appeals
Oregon - Portland





Assumed senior status, 2016; appointed by President Ronald Reagan to the 9th U.S. Circuit Court of Appeals, 1986; chairman, Advisory Panel to the Secretary of the U.S. Department of Energy, 1983-85; team leader, President's Private Sector Survey on Cost Control (Grace Commission), 1982-83; consultant, Office of the President-Elect of the United States (Reagan), 1980-81; director, Oregon Department of Environmental Quality, 1973-74; public utility commissioner, State of Oregon, 1971-73; deputy attorney general, State of Oregon, 1969-71; private practice, Portland, Oregon, 1965-69, 1975-86; tax attorney, Standard Oil Company of New Jersey and New York City, 1963-1965; U.S. Army Reserve, JAG Corps, 1955-78

Harvard Law School, 1963



Judicial Profiles
Title Court Published
The US Supreme Court’s best penpal 9th U.S. Circuit Court of Appeals (Portland, Oregon) Jun. 25, 2019
Diarmuid Fionntain O'Scannlain 9th U.S. Circuit Court of Appeals (Portland) Apr. 1, 2010

Rulings
Case Category Published
Puget Soundkeeper Alliance v. Port of Tacoma
concurring
Environmental Law Jun. 10, 2024
Amending Order: Valley Hospital Medical Center, Inc. v. National Labor Relations Board
concurring
Labor Law May 6, 2024
Valley Hospital Medical Center, Inc. v. National Labor Relations Board
concurring
Labor Law Feb. 20, 2024
National Labor Relations Board v. Valley Health System LLC
author
Labor Law Feb. 20, 2024
Allied Premier Ins. v. United Financial Casualty Co.
reversed
Insurance Jul. 24, 2023
Federal Trade Commission v. Hewitt
author
Civil Procedure May 11, 2023
California Restaurant Association v. City of Berkeley
concurring
Environmental Law Apr. 17, 2023
Yamashita v. LG Chem, Ltd.
author
Civil Procedure Mar. 6, 2023
Bliss Sequoia Insurance & Risk Advisors Inc. v. Allied Property & Casualty Insurance Co.
dissenting
Insurance Oct. 27, 2022
Amended Opinion: U.S. v. Briones
author
Criminal Law and Procedure Jun. 2, 2022
U.S. v. McCarron
author
Criminal Law and Procedure Apr. 19, 2022
ICTSI Oregon v. International Longshore and Warehouse Union
author
Civil Procedure Jan. 19, 2022
U.S. v. Briones
author
Criminal Law and Procedure Dec. 7, 2021
In re Nichols
author
Bankruptcy Sep. 2, 2021
AMG Capital Management, LLC v. FTC
reversed and remanded
statutory_interpretation Apr. 23, 2021
Young v. State of Hawaii
dissenting
Civil Rights Mar. 25, 2021
Lewis v. U.S.
author
Criminal Law and Procedure Jan. 26, 2021
America Unites for Kids v. Rousseau
dissenting
Environmental Law Jan. 25, 2021
Revitch v. DIRECTV LLC
concurring
Arbitration Oct. 1, 2020
Demartini v. Demartini
author
Civil Procedure Jul. 7, 2020
The Democratic National Committee v. Hobbs
dissenting
Civil Rights Jan. 28, 2020
Kim v. U.S.
author
Torts Oct. 11, 2019
Flynt v. Shimazu
author
Civil Procedure Oct. 8, 2019
Poursina v. USCIS
author
Immigration Aug. 29, 2019
U.S. v. Shayota
concurring
Criminal Law and Procedure Aug. 20, 2019
U.S. v. Evans
author
Criminal Law and Procedure Jul. 10, 2019
Herrera v. City of Palmdale
author
Civil Rights Mar. 21, 2019
FTC v. AMG Capital Management
author
Consumer Law Dec. 4, 2018
Maquiz MacDonald v. Hedgpeth
dissenting
Criminal Law and Procedure Nov. 6, 2018
U.S. v. Henderson
author
Criminal Law and Procedure Oct. 24, 2018
Young v. State of Hawaii
author
Constitutional Law Jul. 25, 2018
Patricia Campbell v. Edu-HI
author
Civil Rights Jun. 12, 2018
Pike v. Hester
dissenting
Qualified Immunity Jun. 7, 2018
U.S. v. Briones
dissenting
Criminal Law and Procedure May 17, 2018
Echlin v. PeaceHealth
author
Consumer Law Apr. 18, 2018
Friends of Animals v. U.S. Fish and Wildlife Service
author
Animal Law Jan. 11, 2018
USA v. Valdivia-Flores
author
Immigration Dec. 8, 2017
Howard v. City of Coos Bay
author
Civil Procedure Sep. 26, 2017
Robins v. Spokeo Inc.
author
Constitutional Law Aug. 16, 2017
ILWU v. ICTSI Oregon
author
Antitrust Jul. 25, 2017
Demetris v. Transport Workers Union of America, AFL-CIO
author
Labor Law Jul. 6, 2017
U.S. v. Perez-Silvan
author
Criminal Law and Procedure Jun. 29, 2017
U.S. v. Calvillo-Palacios
author
Criminal Law and Procedure Jun. 29, 2017
Guido v. Mount Lemmon Fire District
author
Administrative Agencies Jun. 19, 2017
Title Court Published
The US Supreme Court’s best penpal 9th U.S. Circuit Court of Appeals (Portland, Oregon) Jun. 25, 2019
Diarmuid Fionntain O'Scannlain 9th U.S. Circuit Court of Appeals (Portland) Apr. 1, 2010
Case Category Published
Puget Soundkeeper Alliance v. Port of Tacoma
concurring
Environmental Law Jun. 10, 2024
Amending Order: Valley Hospital Medical Center, Inc. v. National Labor Relations Board
concurring
Labor Law May 6, 2024
Valley Hospital Medical Center, Inc. v. National Labor Relations Board
concurring
Labor Law Feb. 20, 2024
National Labor Relations Board v. Valley Health System LLC
author
Labor Law Feb. 20, 2024
Allied Premier Ins. v. United Financial Casualty Co.
reversed
Insurance Jul. 24, 2023
Federal Trade Commission v. Hewitt
author
Civil Procedure May 11, 2023
California Restaurant Association v. City of Berkeley
concurring
Environmental Law Apr. 17, 2023
Yamashita v. LG Chem, Ltd.
author
Civil Procedure Mar. 6, 2023
Bliss Sequoia Insurance & Risk Advisors Inc. v. Allied Property & Casualty Insurance Co.
dissenting
Insurance Oct. 27, 2022
Amended Opinion: U.S. v. Briones
author
Criminal Law and Procedure Jun. 2, 2022
U.S. v. McCarron
author
Criminal Law and Procedure Apr. 19, 2022
ICTSI Oregon v. International Longshore and Warehouse Union
author
Civil Procedure Jan. 19, 2022
U.S. v. Briones
author
Criminal Law and Procedure Dec. 7, 2021
In re Nichols
author
Bankruptcy Sep. 2, 2021
AMG Capital Management, LLC v. FTC
reversed and remanded
statutory_interpretation Apr. 23, 2021
Young v. State of Hawaii
dissenting
Civil Rights Mar. 25, 2021
Lewis v. U.S.
author
Criminal Law and Procedure Jan. 26, 2021
America Unites for Kids v. Rousseau
dissenting
Environmental Law Jan. 25, 2021
Revitch v. DIRECTV LLC
concurring
Arbitration Oct. 1, 2020
Demartini v. Demartini
author
Civil Procedure Jul. 7, 2020
The Democratic National Committee v. Hobbs
dissenting
Civil Rights Jan. 28, 2020
Kim v. U.S.
author
Torts Oct. 11, 2019
Flynt v. Shimazu
author
Civil Procedure Oct. 8, 2019
Poursina v. USCIS
author
Immigration Aug. 29, 2019
U.S. v. Shayota
concurring
Criminal Law and Procedure Aug. 20, 2019
U.S. v. Evans
author
Criminal Law and Procedure Jul. 10, 2019
Herrera v. City of Palmdale
author
Civil Rights Mar. 21, 2019
FTC v. AMG Capital Management
author
Consumer Law Dec. 4, 2018
Maquiz MacDonald v. Hedgpeth
dissenting
Criminal Law and Procedure Nov. 6, 2018
U.S. v. Henderson
author
Criminal Law and Procedure Oct. 24, 2018
Young v. State of Hawaii
author
Constitutional Law Jul. 25, 2018
Patricia Campbell v. Edu-HI
author
Civil Rights Jun. 12, 2018
Pike v. Hester
dissenting
Qualified Immunity Jun. 7, 2018
U.S. v. Briones
dissenting
Criminal Law and Procedure May 17, 2018
Echlin v. PeaceHealth
author
Consumer Law Apr. 18, 2018
Friends of Animals v. U.S. Fish and Wildlife Service
author
Animal Law Jan. 11, 2018
USA v. Valdivia-Flores
author
Immigration Dec. 8, 2017
Howard v. City of Coos Bay
author
Civil Procedure Sep. 26, 2017
Robins v. Spokeo Inc.
author
Constitutional Law Aug. 16, 2017
ILWU v. ICTSI Oregon
author
Antitrust Jul. 25, 2017
Demetris v. Transport Workers Union of America, AFL-CIO
author
Labor Law Jul. 6, 2017
U.S. v. Perez-Silvan
author
Criminal Law and Procedure Jun. 29, 2017
U.S. v. Calvillo-Palacios
author
Criminal Law and Procedure Jun. 29, 2017
Guido v. Mount Lemmon Fire District
author
Administrative Agencies Jun. 19, 2017