Accessory Structures in Irvine, CA (2026)
5 verified accessory structures rules for Irvine, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Irvine regulates accessory dwelling units under its Zoning Ordinance consistent with California Government Code Section 65852.2. ADUs are approved ministerially through a building permit on single-family lots, with detached units up to 1,200 square feet permitted by right.
Irvine ADU Regulations
Some RestrictionsShed Rules
Storage sheds in Irvine not exceeding 120 square feet in floor area are generally exempt from building permits under the California Building Code. Larger sheds require a building permit and must comply with Irvine Zoning Ordinance setback and coverage requirements.
Irvine Storage Shed Regulations
Some RestrictionsGarage Conversions
Garage conversions to ADUs in Irvine are permitted by right under California Government Code Section 65852.2 with no replacement parking required. Non-ADU conversions must maintain the required off-street parking for the zoning district.
Irvine Garage Conversion Rules
Some RestrictionsCarport Rules
Carports in Irvine are regulated as accessory structures under the Irvine Zoning Ordinance. A building permit is required for carport construction. Carports must comply with setback, height, and lot coverage requirements for the applicable zoning district.
Irvine Carport Regulations
Some RestrictionsTiny Homes
Tiny homes in Irvine are regulated through the ADU framework per California Government Code Section 65852.2. Tiny homes on permanent foundations meeting CBC standards qualify as ADUs. Tiny homes on wheels cannot serve as permanent residences.
Irvine Tiny Home Regulations
Some RestrictionsLooking for Orange County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Irvine city rules.
Accessory Structures in Orange County →