Section 66331.
Cal. Government Code - GOV § 66331.
in effectIn enforcing building standards pursuant to Article 1 (commencing with Section 17960) of Chapter 5 of Part 1.5 of Division 13 of the Health and Safety Code for an accessory dwelling unit described in subdivision (a) or (b), a local agency, upon request of an owner of an accessory dwelling unit for a delay in enforcement, shall delay enforcement of a building standard, subject to compliance with Section 17980.12 of the Health and Safety Code:
(a)
The accessory dwelling unit was built before January 1, 2020.
(b)
The accessory dwelling unit was built on or after January 1, 2020, in a local jurisdiction that, at the time the accessory dwelling unit was built, had a noncompliant accessory dwelling unit
ordinance, but the ordinance is compliant at the time the request is made.
References
referencesCal. Health and Safety Code - HSC § 17960.
referencesCal. Health and Safety Code - HSC § 17980.12.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026