Swimming Pools & Spas in St. Louis, MO (2026)
5 verified swimming pools & spas rules for St. Louis, Missouri, sourced directly from the municipal code and official government pages.
Verified from official government sources
Pool Permits
St. Louis requires a building permit for all pools holding water 24 inches or deeper. Plans must show barriers, setbacks, and electrical. Inspections cover bonding, barrier, and final installation per IRC Appendix G.
Swimming Pools: Pool Permits
Heavy RestrictionsFencing Requirements
St. Louis requires a 48-inch barrier around all pools 24 inches or deeper. Gates must be self-closing, self-latching, and open outward. Latch release must be at least 54 inches above grade per IRC Appendix G.
Swimming Pools: Fencing Requirements
Heavy RestrictionsSafety Rules
St. Louis pools must meet federal VGB Act anti-entrapment drain covers plus NEC 680 bonding for all metal within 5 feet of water and GFCI on all pool circuits. Single-drain pools need a safety vacuum release system.
Swimming Pools: Safety Rules
Heavy RestrictionsAbove-Ground Pools
Above-ground pools over 24 inches deep in St. Louis need a permit and IRC barrier protection. A 48-inch pool wall can serve as the barrier if the ladder is removable or lockable when not in use.
Swimming Pools: Above Ground Pools
Some RestrictionsHot Tub Rules
Hot tubs in St. Louis need electrical permits and must meet NEC 680 bonding and GFCI. A lockable ASTM F1346 safety cover exempts the spa from the 48-inch barrier. VGB drain covers are required.