# 2012 term United States Supreme Court opinions of John Roberts

* The 2012 term of the Supreme Court of the United States began October 1, 2012, and concluded October 6, 2013. This was the eighth term of Chief Justice John Roberts's tenure on the Court.
* John Roberts 2012 term statistics
* 8
* Majority or Plurality
* 2
* Concurrence
* 0
* Other
* 6
* Dissent
* 1
* Concurrence/dissent
* Total =
* 17
* Bench opinions = 17
* Opinions relating to orders = 0
* In-chambers opinions = 0
* Unanimous opinions: 4
* Most joined by: Alito (11)
* Least joined by: Sotomayor, Kagan (5)
| Type | Case | Citation | Issues | Joined by | Other opinions |
| 101 | Already, LLC v. Nike, Inc. | 568 U.S. 85, 88–102 (2013) | Article III • Case or Controversy Clause • mootness | Unanimous | Kennedy |
| 102 | Chafin v. Chafin | 568 U.S. 165, 168–180 (2013) | International Child Abduction Remedies Act • Article III • Case or Controversy Clause • mootness | Unanimous | Ginsburg |
| 103 | Gunn v. Minton | 568 U.S. 251, 253–265 (2013) | patent law • legal malpractice • subject-matter jurisdiction | Unanimous | |
| Roberts' unanimous opinion for the Court held that a state court had jurisdiction to decide a legal malpractice lawsuit that required resolution of a patent law issue, because the lawsuit did not "arise under" federal patent law and thus did not fall within federal courts' exclusive subject-matter jurisdiction over patent law claims. ||||||
| 104 | Gabelli v. SEC | 568 U.S. 442, 444–454 (2013) | Investment Advisers Act • statute of limitations | Unanimous | |
| Roberts' unanimous opinion for the Court held that the five-year statute of limitations within which the SEC must seek civil penalties under the Investment Advisers Act begins when the fraud occurs, not when it is discovered. ||||||
| 205 | Decker v. Northwest Environmental Defense Center | 568 U.S. 597, 615–16 (2013) | Clean Water Act • Industrial Stormwater rule | Alito | Kennedy Scalia |
| 406 | Wos v. E. M. A. | 568 U.S. 627, 647–66 (2013) | Medicaid anti-lien provision • state recovery of tort awards for medical expenditures | Scalia, Thomas | Kennedy Breyer |
| 107 | Kiobel v. Royal Dutch Petroleum Co. | 569 U.S. 108, 111–25 (2013) | Alien Tort Statute • extraterritoriality | Scalia, Kennedy, Thomas, Alito | Kennedy Breyer Alito |
| 308 | Missouri v. McNeely | 569 U.S. 141, 166–76 (2013) | Fourth Amendment • exigent circumstances • drunk driving • government-compelled blood alcohol test | Breyer, Alito | Sotomayor Kennedy Thomas |
| 409 | Arlington v. FCC | 569 U.S. 290, 312–28 (2013) | Telecommunications Act of 1996 • Chevron deference to agency interpretation of its own statutory jurisdiction | Kennedy, Alito | Scalia Breyer |
| 410 | Trevino v. Thaler | 569 U.S. 413, 430–34 (2013) | ineffective assistance of counsel • procedural default | Alito | Breyer Scalia |
| 411 | Alleyne v. United States | 570 U.S. 99, 124–32 (2013) | Sixth Amendment • right to a jury trial • mandatory minimum sentencing • judicial factfinding | Scalia, Kennedy | Thomas Breyer Sotomayor Alito |
| 412 | FTC v. Actavis, Inc. | 570 U.S. 136, 160–77 (2013) | Drug Price Competition and Patent Term Restoration Act of 1984 • Federal Trade Commission Act • generic drugs | Scalia, Thomas | Breyer |
| 113 | Agency for Int'l Development v. Alliance for Open Society Int'l, Inc. | 570 U.S. 205, 208–21 (2013) | United States Leadership Against HIV/AIDS, Tuberculosis, and Malaria Act of 2003 • Spending Clause • conditions imposed on recipients of federal funding • First Amendment • free speech | Kennedy, Ginsburg, Breyer, Alito, Sotomayor | Scalia |
| 214 | United States v. Kebodeaux | 570 U.S. 387, 399–403 (2013) | Sex Offender Registration and Notification Act • Necessary and Proper Clause | | Breyer Alito Scalia Thomas |
| 115 | Shelby County v. Holder | 570 U.S. 529, 534–557 (2013) | Voting Rights Act of 1965 • coverage formula • preclearance • Fifteenth Amendment | Scalia, Kennedy, Thomas, Alito | Thomas Ginsburg |
| 116 | Hollingsworth v. Perry | 570 U.S. 693, 697–715 (2013) | Article III • standing • California Proposition 8 | Scalia, Ginsburg, Breyer, Kagan | Kennedy |
| 417 | United States v. Windsor | 570 U.S. 744, 775–78 (2013) | Fifth Amendment • equal protection • Defense of Marriage Act • same-sex marriage | | Kennedy Scalia Alito |