The Ninth Circuit, in a brief new per curiam opinion in Kenna v. US District Court for the Central District of California, No. 06 - 73352 (9th Cir. (sentencing.typepad.com)
Professor Sunstein cites a few examples of judicial deference over the past century, such as the per curiam decision in Massachussetts Board of Retirement v. Murgia, 427 U.S. 307 (1976), in which the United States Supreme Court upheld a state law setting a mandatory retirement age of 50 for police officers, deferring to the legitimate interest identified in the state's pleadings. (slaw.ca)
On December 14, 2017, the Alberta Court of Appeal released the per curiam ruling in R v Girou, 2017 ABCA 426 involving a rare case where the Crown and the defendant agreed that lost evidence breached the defendant's fair trial interests under s. 7 of the Charter of Rights. (claytonrice.com)