5 county-level rules, plus city-specific rules for 1 city in Genesee County, Michigan.
Verified from official government sources
Public and semi-public pools must be licensed annually by the State of Michigan, with the Genesee County Health Department contracted to inspect. Backyard residential pools need a building permit from your city or township, not the county.
Outdoor residential pools must be surrounded by a barrier at least 48 inches high with no opening a 4-inch sphere can pass through, per the Michigan Residential Code adopted statewide. Local building departments enforce it.
Michigan Residential Code, Appendix G, AG105.2 (items 1–2)
The top of the barrier shall be at least 48 inches (1219 mm) above grade measured on the side of the barrier which faces away from the swimming pool. Openings in the barrier shall not allow passage of a 4-inch-diameter (102 mm) sphere.
Public pools in Genesee County are inspected annually by the Health Department for water quality, safety equipment, and operation. Residential pool gates must be self-closing and self-latching under the Michigan Residential Code.
Genesee County Environmental Health Regulations — civil penalty schedule
Failure of a public swimming pool operator to demonstrate acceptable bacteriological water quality — $500.
Above-ground pools are treated the same as in-ground pools under Michigan Residential Code Appendix G once they hold more than 24 inches of water. Get a building permit from your city or township and provide a compliant barrier.
Michigan Residential Code, Appendix G, AG105.2
An outdoor swimming pool, including an inground, aboveground or on-ground pool, hot tub or spa, shall be provided with a barrier which shall comply with the following: 1. The top of the barrier shall be at least 48 inches above grade.
A residential hot tub or spa fitted with a rigid safety cover that meets ASTM F1346 is exempt from the pool-barrier requirement under the Michigan Residential Code. Without a compliant cover, a 48-inch barrier is required.
Michigan Residential Code, Appendix G, AG105.5 (Barrier exceptions)
Spas or hot tubs with a safety cover which complies with ASTM F 1346, as listed in Section AG107, shall be exempt from the provisions of this appendix.
1 cities in Genesee County have their own swimming pools & spas rules. Each link goes to that city's dedicated page with code citations.
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