5 county-level rules, plus city-specific rules for 2 cities in Montgomery County, Pennsylvania.
Verified from official government sources
Yes. A residential pool holding water more than 24 inches deep needs a UCC building permit from your municipality (not the county). Small above-ground pools under 24 inches, under 5,000 gallons, and entirely aboveground are exempt.
34 Pa. Code 403.42(c)(1)(viii)
Prefabricated swimming pools accessory to a Group R-3 occupancy which are less than 24 inches deep, do not exceed 5,000 gallons and are installed entirely aboveground.
Residential pool barriers follow the statewide UCC / International Residential Code, enforced by your municipality. The barrier must be at least 48 inches high and gates must be self-closing and self-latching. Montgomery County sets no separate residential fence rule.
PUBLIC pools and spas in Montgomery County are regulated by the county Office of Public Health and require a PA Department of Health permit. Private residential pool safety is set by statewide code (barriers, drains, alarms) enforced by your municipality.
Montgomery County Office of Public Health - Public Bathing Places (PA Public Bathing Law)
Under the Pennsylvania's Public Bathing Place Law it is unlawful to operate a public bathing place without first obtaining a permit from the Pennsylvania Department of Health. The Montgomery County Office of Public Health conducts operational inspections of public bathing places permitted by the Pennsylvania Department of Health.
An above-ground pool needs a municipal UCC permit if it holds water more than 24 inches deep. Prefabricated pools under 24 inches deep, under 5,000 gallons, and entirely aboveground are exempt. Barrier rules still apply to permitted pools.
34 Pa. Code 403.42(c)(1)(viii)
Prefabricated swimming pools accessory to a Group R-3 occupancy which are less than 24 inches deep, do not exceed 5,000 gallons and are installed entirely aboveground.
Residential hot tubs follow the statewide UCC / International Residential Code. A spa or hot tub with an approved ASTM F1346 safety cover is exempt from the pool barrier requirements. Montgomery County sets no residential hot-tub rule; public spas need a Health permit.
2 cities in Montgomery County have their own swimming pools & spas rules. Each link goes to that city's dedicated page with code citations.
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