Kisor v. Wilkie

Decided June 26, 2019. Elena Kagan delivered the opinion of the Court.

Docket 18-15 · 588 U.S. 558 (2019) · Cited 1,050 times

Holding

Auer v. Robbins, 519 U. S. 452, and Bowles v. Seminole Rock & Sand Co., 325 U. S. 410—under which deference is given to an agency’s reasonable reading of its own genuinely ambiguous regulations—are not overruled.

The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court. Read the official opinion for authority.

How the Justices voted

Decided 9–0.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. The lineup is the syllabus’s disposition of who wrote and joined each opinion. Source: the opinion’s syllabus (supremecourt.gov).

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Auer v. Robbins · 519 U.S. 452 (1997)
• Bowles v. Seminole Rock & Sand Co. · 325 U.S. 410 (1945)
• Skidmore v. Swift & Co. · 323 U.S. 134 (1944)
• Christopher v. Smithkline Beecham Corp. · 567 U.S. 142 (2012)
• Perez v. Mortgage Bankers Assn. · 575 U.S. 92 (2015)
• Martin v. Occupational Safety & Health Review Commission · 499 U.S. 144 (1991)
• City of Arlington v. Fed. Commc'ns Comm'n · 569 U.S. 290 (2013)
• Thomas Jefferson University v. Shalala · 512 U.S. 504 (1994)
• Decker v. Northwest Environmental Defense Center · 568 U.S. 597 (2013)
• Chevron U. S. A. Inc. v. Natural Resources Defense Council, Inc. · 467 U.S. 837 (1984)
• United States v. Mead Corp. · 533 U.S. 218 (2001)
• Pauley v. BethEnergy Mines, Inc. · 501 U.S. 680 (1991)
• Udall v. Tallman · 380 U.S. 1 (1965)
• Ford Motor Credit Co. v. Milhollin · 444 U.S. 555 (1980)
• Long Island Care at Home, Ltd. v. Coke · 551 U.S. 158 (2007)
• Talk America, Inc. v. Michigan Bell Telephone Co. · 564 U.S. 50 (2011)
• Gonzales v. Oregon · 546 U.S. 243 (2006)
• Thorpe v. Housing Authority of Durham · 393 U.S. 268 (1969)
• Plaut v. Spendthrift Farm, Inc. · 514 U.S. 211 (1995)
• United States v. Larionoff · 431 U.S. 864 (1977)
• Lyng v. Payne · 476 U.S. 926 (1986)
• Mullins Coal Co. of Va. v. Director, Office of Workers' Compensation Programs · 484 U.S. 135 (1987)
• Universal Camera Corp. v. National Labor Relations Board · 340 U.S. 474 (1951)
• Payne v. Tennessee · 501 U.S. 808 (1991)
• Arizona v. Gant · 556 U.S. 332 (2009)
• Patterson v. McLean Credit Union · 491 U.S. 164 (1989)
• Bowen v. Georgetown University Hospital · 488 U.S. 204 (1988)
• Christensen v. Harris County · 529 U.S. 576 (2000)
• Armour & Co. v. Wantock · 323 U.S. 126 (1944)
• Michigan v. Bay Mills Indian Community · 572 U.S. 782 (2014)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Shular v. United States · 589 U.S. 154 (2020)
• SEC v. Jarkesy · 603 U.S. 109 (2024)
• Seven County Infrastructure Coalition v. Eagle County · 605 U.S. 168 (2025)

Official text

Read the official opinion (PDF, supremecourt.gov)

Explore from here

Elena Kagan’s profile · All Supreme Court opinions · The Supreme Court

Source: Supreme Court of the United States, slip opinions (2019). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-08-15. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).