Employees who are required to stay “on call” before the start of a possible work shift — phoning their employer two hours before the shift to learn whether they’re needed — are entitled to be paid for that two-hour period regardless of whether they’re called in to work, a state appeals court ruled Monday.

https://www.sfchronicle.com/news/article/On-call-workers-must-be-paid-court-rules-13589041.php