Zoning, building permits and septic rules in West Covina, California

At a glance

Zoning

West Covina has its own zoning code (Chapter 26), run by the city Planning Division¹⁵

Building permit

Issued by the city's Building Division, with plan review and inspection²

Septic

Los Angeles County Environmental Health reviews septic plans in unincorporated areas; confirm for a city address⁴⁶

RV / camping

Camping on private property prohibited, with exceptions for licensed campgrounds and backyard camping³

Tiny homes

Must qualify as a recognized structure type and sit on an approved location⁷

Owner-builder

State owner-builder exemption exists; a declaration is required at permit issuance⁸⁹

Land divisions

Regulated by the city under the Subdivision Map Act¹⁰

Who to call

Contact details are copied from each office’s official page and were checked against it on October 16, 2026.

Does West Covina have zoning, and what does it mean for RVs, tiny homes and lot size?

West Covina has zoning of its own: Chapter 26 of the city code regulates the residential R-A and R-1 zones, among others¹. The city's Planning Division administers the Zoning Code and the General Plan⁵. Los Angeles County's zoning, Title 22, applies only to unincorporated land, so the county planning counter is the wrong office for a West Covina address¹¹.

Camping on private property inside West Covina is prohibited, except at campgrounds licensed by the Community Services Department, camping consistent with Chapter 16.18, and backyard camping³. Living in an RV is a different question: statewide, RVs generally may be occupied only in mobilehome parks or special occupancy parks unless a local ordinance allows otherwise¹². We could not confirm a West Covina rule that allows full-time RV living on a residential lot, so ask the Planning Division before parking one.

A tiny home must qualify as a HUD-Code manufactured home, a code-compliant house, factory-built housing, an RV, a park trailer or a camping cabin, and it must sit on a location approved for that type⁷. Lot sizes and setbacks differ by district; check the zone for your parcel with the Planning Division.

Do you need a building permit in West Covina, and who issues it?

Building permits in West Covina come from the city, not Los Angeles County. The city's Building Division is responsible for plan review, permit issuance and inspection of private development inside the city². California's statewide building code framework applies to the work¹³.

The Building Division no longer accepts applications by email; submittals go through the city's One Stop Building Permit Center portal, or in person at the Building Counter². The Building Division's phone is 626-939-8425 and it is open at the counter Monday through Thursday from 7:30 am to 5:30 pm².

Owner-builders can use California's owner-builder exemption, which requires an Owner-Builder Declaration at permit issuance⁸. The exemption has conditions: the owner must do the work personally or pay employees only wages, and the structure may not be offered for sale⁹.

How do septic permits work in West Covina?

Statewide, every new or replacement septic system needs a permit through the local city or county agency¹⁴. In Los Angeles County, the Department of Public Health reviews septic plans, soil evaluations and percolation tests through its Onsite Wastewater Treatment Program⁴. That program is documented for unincorporated county land⁶.

We could not confirm whether a West Covina property can get a new septic system or must connect to the sewer. Call the Onsite Wastewater Treatment Program at (626) 430-5380 before assuming septic is an option on a city lot⁴. The county's own septic rule in unincorporated areas bars new systems where public sewer is available, which is a useful signal to ask about¹⁵.

Can you divide a lot or add a second unit in West Covina?

West Covina regulates land divisions itself: parcel maps for four or fewer lots get administrative review, and final maps for five or more lots go to the City Council, all under the Subdivision Map Act¹⁰.

Accessory dwelling units and junior ADUs are subject to state ADU law, which requires the city to approve a complete application ministerially, without a hearing, and to say within 15 business days whether the application is complete¹⁶. Local site, building, health and fire requirements still apply to the unit¹⁶.

Building a home in West Covina: the steps, in order

1. Confirm your parcel's zoning district with the city Planning Division at 626-939-8422⁵.
2. Check whether a land division is involved, since parcel and final maps follow separate review paths¹⁰.
3. Submit plans and applications through the city's One Stop Building Permit Center portal, or at the Building Counter².
4. Have the Building Division review the plans; plan review, permit issuance and inspection all sit with this office².
5. Ask Los Angeles County Environmental Health about septic versus sewer if the lot is not on a sewer line⁴.
6. Request inspections from the Building Division at 626-939-8425².

What stays with Los Angeles County, and what to check before you buy in West Covina

Los Angeles County's building and zoning rules in the county guide apply to unincorporated land, not city addresses; the county page for land outside the city is Los Angeles County¹¹. Septic review and well permits stay with county Environmental Health programs⁴¹⁷.

Cost context is countywide: Los Angeles County's effective property tax rate is 0.7%¹⁸, and its typical home value is about $888,000¹⁹.

Watch-outs

• Search results for "building permit" often lead to Los Angeles County Public Works, which serves unincorporated land; inside West Covina the city Building Division issues building permits².
• We could not confirm West Covina's rules on full-time RV living, tiny-home lot placement, minimum lot size or setbacks; ask the Planning Division at 626-939-8422⁵.
• Whether a West Covina lot may use septic instead of sewer was not confirmed; call the county Onsite Wastewater Treatment Program at (626) 430-5380⁴.

Sources

1. West Covina Code Sec. 26-89 General provisions (parking) (West Covina), quoted and re-checked
2. City of West Covina Building Division (westcovina.gov)
3. West Covina Code Sec. 19-14 Unlawful camping (West Covina), quoted and re-checked
4. LA County Department of Public Health, Environmental Health – Onsite Wastewater Treatment Program (admin.publichealth.lacounty.gov)
5. City of West Covina Planning Division (westcovina.gov)
6. Local Agency Management Program (LAMP) (2026 county census)
7. Information Bulletin 2016-01: Tiny Homes (California statewide rule), quoted and re-checked
8. California Contractors State License Board - Owner-Builder Overview (2026 county census)
9. California Business and Professions Code Section 7044 (California statewide rule), quoted and re-checked
10. West Covina Code Sec. 26-30 'M' definitions (West Covina), quoted and re-checked
11. Los Angeles County Code Title 22: Planning and Zoning, quoted and re-checked
12. hcd.ca.gov (California statewide rule), quoted and re-checked
13. Approved Building Standards (California statewide rule), quoted and re-checked
14. 2023 OWTS Policy (California statewide rule), quoted and re-checked
15. New Ordinance Adopted - Local Agency Management Program, quoted and re-checked
16. Accessory Dwelling Unit Handbook March 2026 (California statewide rule), quoted and re-checked
17. State Small Water Systems and Wells, quoted and re-checked
18. Effective property tax rate: Bolthole Index county data
19. Typical home value (Zillow): Bolthole Index county data

Written October 16, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.