You can automatically apply FMLA/CFRA leave with notice

Employees who need to take time off for serious health conditions can use both federal FMLA leave and California Family Rights Act (CFRA) leave, plus other paid leave for the absences. But employers can require employees to use their available FMLA and CFRA leaves for any eligible condition, even if the employees are off on other paid leave. That way, employees aren’t eligible for more time off after they have exhausted other leave entitlements ...