2019 California Standards for Accessible Design Guide (effective January 1, 2020 with July 1, 2021 amendments)

1132A.3 Width and height of interior doors and secondary exterior doors.

Doors shall comply with the following:

1. Doors shall not be less than 6 feet 8 inches (2032 mm) in height. 
2. Swinging doors shall provide a net clear opening width of not less than 32 inches (813 mm), measured with the door or doors positioned at an angle of 90 degrees from the closed position.
3. Swinging doors shall be capable of opening at least 90 degrees.
4. A nominal 32-inch (813 mm) clear opening provided by a standard 6-foot wide (1829 mm) sliding patio door assembly is acceptable. 
5. A pair of doors, manual or automatic, must have at least one leaf which provides a clear width of not less than 32 inches (813 mm), measured with the door positioned at an angle of 90 degrees from its closed position. 
6. The width of any component in the means of egress system shall not be less than the minimum width required by Section 1005.