4 county-level rules, plus city-specific rules for 1 city in Marin County, California.
Verified from official government sources
Construction of a swimming pool in unincorporated Marin County requires a building permit issued by the Community Development Agency Building and Safety Division, which enforces the adopted California Building, Plumbing, Electrical, and Energy Codes.
Marin County Code § 19.04.055
Every permit issued by the building official under the provisions of this chapter shall expire by limitation and become null and void, if the building or work authorized by such permit has not substantially commenced within one year from the date of such permit. All permits shall expire... if the building or work authorized by such permit is not completed within two years from the date of such ...
Private swimming pools in unincorporated Marin County must comply with the California Building Code pool barrier requirements; Marin's Chapter 19.12 governs decorative pools, ponds, and other artificially created bodies of water that are not intended for swimming.
Marin County Code § 19.12.020
Every person who owns or is in possession of any premises on which there is situated a decorative pool, fish pond, or any outside body of water created by artificial means, any portion of which is eighteen inches deep or more, shall maintain... a fence, wall, or other structure, not less than five feet in height with no openings, except doors or gates, with an area greater than fifty square inc...
Pool construction in unincorporated Marin County must meet the California Building Code and Swimming Pool Safety Act — a 60-inch barrier, anti-entrapment drain covers, and electrical bonding. A county building permit and inspections are required.
Above-ground pools holding more than 18 inches of water in unincorporated Marin County require a county building permit and the same barrier protection as in-ground pools; ladders must be removable or secured when unattended.
1 cities in Marin County have their own swimming pools & spas rules. Each link goes to that city's dedicated page with code citations.
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