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Environmental Health Division
Public Swimming Pool Alterations
All pools constructed, installed, or materially altered in Minnesota are required to undergo plan review and inspection. Any pool constructed or physically altered without prior plan approval must be closed immediately.
Refer to:
The lists below are not complete or all-inclusive; a review may be required for items not listed. Additionally, local ordinances may apply in your area.
Pool alteration that requires plan review
- Addition of Second Main Drain
- Filter Replacement
- Gutter System Replacement
- Concrete Pool Shell, remove and replace or filling in the deep end - this is considered a new pool, existing equipment can be reused if it is code-compliant.
- Fiberglass Spa Pool Shell Replacement - this is considered a new pool, existing equipment may be re-used if it is code compliant.
- Addition of Slides, Play Features, Climbing Walls, and Inflatables
- Re-piping of recirculation system
- PVC repair coating of failed pool shells
- Disinfection System Change – Note: Plan Review is required, however inspections are not usually required provided that water quality standards are met.
Maintenance work
Not all maintenance work requires a plan review, but all work must meet the appropriate code.
- Painting of pool shell—must be white or light-colored—no logos or patterns allowed, see:
4717.2350 POOL STRUCTURE - Fencing repair or replacement, see:
4717.1550 POOL ACCESS RESTRICTION; FENCING.
Also, check your local ordinances. - Pump or motor replacement must meet the NSF-50 requirements (National Sanitation Foundation’s), see:
4717.2570 RECIRCULATION EQUIPMENT - Pool heater replacement may require local mechanical permitting, see:
4717.2570 RECIRCULATION EQUIPMENT - Ventilation System replacement or upgrade, see:
4717.2630 USE OF GAS CHLORINE - Lighting System replacement or upgrade, see:
4717.3450 LIGHTING, VENTILATION, AND ELECTRICAL REQUIREMENTS. - Piping Leak Repair, see:
4717.2570 RECIRCULATION EQUIPMENT - Skimmer Replacement, see:
4717.2595 SKIMMERS - Filter Sand Replacement, see:
4717.2850 SAND FILTERS
The use of other filter media is prohibited.