A new law in California would require high schools to teach students about the dangers of fentanyl. Gov. Gavin Newsom signed a new law this month that requires California school districts, charters and private schools with existing health classes provided by high schools to include the a addendum. The courses will be introduced in 2027 and will be compulsory for graduation. San Diego Assemblyman and counsel authored the bill. City Counsel said the goal is to dispel misinformation and encourage informed decision-making among students.