Accessory Structures in Chula Vista, CA (2026)
9 verified accessory structures rules for Chula Vista, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Chula Vista regulates accessory dwelling units under CVMC Title 19 in compliance with California Government Code sections 65852.2 and 65852.22. Detached ADUs up to 1,200 sq ft are permitted on single-family lots, with a streamlined ministerial approval process. Junior ADUs up to 500 sq ft are allowed within existing primary residences.
Chula Vista ADU Regulations
Some RestrictionsADU Permits
Chula Vista processes ADU and JADU applications ministerially under the updated CVMC Title 19 ADU provisions adopted by Ordinance 3592 (2025) and California Government Code §65852.2. The Development Services Department reviews permits with the state-mandated 60-day decision deadline. Detached ADUs may reach 1,200 sq ft and JADUs up to 500 sq ft, with the state by-right 4-foot side/rear setback for one-story units.
Chula Vista ADU Permit and Ministerial Review (CVMC Title 19)
Few RestrictionsADU Impact Fees
Chula Vista waives all local impact fees on ADUs under 750 sq ft per California Government Code §65852.2(f)(3). ADUs 750 sq ft or larger pay impact fees proportional to the primary dwelling square footage. Standard building permit and plan-check fees still apply through the Development Services Department fee schedule. School district fees follow SB 13 (2019) proportional rules.
Chula Vista ADU Impact Fee Exemption Under 750 sq ft
Few RestrictionsADU Owner Occupancy
Chula Vista cannot require owner occupancy on standard ADUs permitted after January 1, 2020 because California Government Code §65852.2(a)(6), made permanent by AB 976 (2023), preempts local owner-occupancy mandates. JADUs under the city's ADU ordinance still require owner occupancy of either the primary dwelling or the JADU, with a deed restriction recorded against title.
Chula Vista ADU Owner-Occupancy (Preempted by State Law)
Few RestrictionsADU Rental Restrictions
Chula Vista ADUs may only be rented for terms of 30 days or more, per CVMC Title 19 and California Government Code §65852.2(a)(7). Short-term rentals under 30 days require a separate STR permit under CVMC Chapter 5.68 (Ord. 3514, 2022), and ADUs created after Jan. 1, 2020 are statutorily ineligible for STR use. Long-term rental is permitted without separate licensing.
Chula Vista ADU 30-Day Minimum Rental Rule (CVMC Title 19 + Ch. 5.68)
Heavy RestrictionsShed Rules
One-story detached accessory structures used as tool and storage sheds are exempt from building permits in Chula Vista if the floor area does not exceed 120 square feet, per CVMC 15.06.080. Larger sheds require a building permit and must comply with zoning setback requirements.
Chula Vista Shed & Storage Building Rules
Few RestrictionsGarage Conversions
Converting a garage to living space in Chula Vista requires a building permit and must meet California Building Code habitability standards. Under state ADU law, garage conversions to ADUs are permitted by right with no replacement parking required. Non-ADU conversions must still satisfy the off-street parking requirements of CVMC Chapter 19.62.
Chula Vista Garage Conversion Rules
Some RestrictionsCarport Rules
Carports in Chula Vista require a building permit and must comply with setback, height, and coverage requirements under CVMC Title 19 zoning regulations. In the R-1 zone, accessory structures including carports must observe required yard setbacks and may not exceed the lot coverage maximum for the zone.
Chula Vista Carport & Covered Parking Regulations
Some RestrictionsTiny Homes
Tiny homes in Chula Vista are regulated either as ADUs under state law or as standard dwelling units subject to California Building Code requirements. Tiny homes on wheels are classified as recreational vehicles and may not be used as permanent residences. Factory-built tiny homes must meet HCD certification standards.
Chula Vista Tiny Home Regulations
Some RestrictionsLooking for San Diego County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Chula Vista city rules.
Accessory Structures in San Diego County →