Building Safety in Rock County, WI (2026)
1 county-level rule, plus city-specific rules for 2 cities in Rock County, Wisconsin.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Rock County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Plumbing Permits
Rock County's Public Health Department requires a Sanitary Permit before any new private sewage system is installed or a septic/treatment tank is purchased or built. The rule ties the State Uniform Plumbing Code to the county and covers replacements, repairs and non-plumbing sanitation systems too.
Private Sewage System Permits in Rock County, WI
Some RestrictionsRock County, WI Code of Ordinances § 6.121(1), (3)(A), (3)(D)
(1) General Provisions - The provisions of this section are meant to relate the State Uniform Plumbing Code to Rock County and also to meet the requirements of Wis. Stats. § 59.70(5). ... (3) Sanitary Permits (A) No new private sewage system shall be installed or septic or other treatment tank purchased or constructed until a Sanitary Permit has been issued by the Department. ... (D) Sanitary P...
Building Safety by City in Rock County
2 cities in Rock County have their own building safety rules. Each link goes to that city's dedicated page with code citations.
All Rock County ordinances
See every category we cover for Rock County: parking, noise, fences, fires, animals, pools, and more.
Rock County Ordinance Hub →