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Building Safety in Minnehaha County, SD (2026)

4 county-level rules, plus city-specific rules for 1 city in Minnehaha County, South Dakota.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Minnehaha County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Carbon Monoxide Detectors

Under Section R315.2.2 of Minnehaha County's adopted 2021 IRC, existing one- and two-family dwellings must add carbon monoxide alarms whenever an alteration, repair, or addition permit is valued over $1,000 or a sleeping room is added. Exterior-only and plumbing- or mechanical-only work is exempt.

Minnehaha County Carbon Monoxide Alarm Rule

Some Restrictions

2021 IRC (Minnehaha County Ordinance MC 62-22) § R315.2.2

R315.2.2 Alterations, repairs, and additions. Where alterations, repairs or additions requiring a permit occur with a valuation of more than $1000, or where one or more sleeping rooms are added or created in existing dwellings, the individual dwelling unit shall be equipped with carbon monoxide alarms located as required for new dwellings. Exceptions: 1. Work involving the exterior surfaces of...

Building Permits

Minnehaha County requires a building permit before anyone constructs, enlarges, alters, repairs, moves, demolishes, or changes the occupancy of a building or structure, or installs, alters, repairs, or replaces an electrical, gas, mechanical, or plumbing system covered by the 2021 International Building Code. Applicants file with the county building official in the Department of Planning and Zoning; the building official or Planning Director may exempt only minor work.

Building Permit Required in Minnehaha County

Some Restrictions

Minnehaha County Ordinance MC 61-22 (2021 IBC), § [A] 105.1

[A] 105.1 Required. Any owner or owner's authorized agent who intends to construct, enlarge, alter, repair, move, demolish or change the occupancy of a building or structure, or to erect, install, enlarge, alter, repair, remove, convert or replace any electrical, gas, mechanical or plumbing system, the installation of which is regulated by this code, or to cause any such work to be performed, s...

Electrical Permits

Minnehaha County applies the National Electric Code as adopted by the State of South Dakota to every electrical installation, alteration, repair, and replacement, including equipment, appliances, fixtures, and fittings. Section [A] 105.1 of the county's 2021 IBC ordinance requires a permit from the building official before electrical work covered by the code begins; only minor work may be exempted.

Electrical Permit Rule in Minnehaha County

Some Restrictions

Minnehaha County Ordinance MC 61-22 (2021 IBC), § [A] 101.4.8

[A] 101.4.8 Electrical. The provisions of the NEC National Electric Code as adopted by the State of South Dakota and shall apply to the installation of electrical systems, including alterations, repairs, replacement, equipment, appliances, fixtures, fittings, and appurtenances thereto. The NEC National Electric Code shall be administered by the State of South Dakota.

Plumbing Permits

Minnehaha County enforces the International Plumbing Code as adopted by the State of South Dakota for every plumbing installation, alteration, repair, and replacement, including work tied to water, sewage, and medical gas systems. Section [A] 105.1 of the county's 2021 IBC ordinance requires a permit from the building official before that work begins; only minor work may be exempted.

Plumbing Permit Rule in Minnehaha County

Some Restrictions

Minnehaha County Ordinance MC 61-22 (2021 IBC), § [A] 101.4.3

[A] 101.4.3 Plumbing. The provisions of the International Plumbing Code as adopted by the State of South Dakota shall apply to the installation, alteration, repair and replacement of plumbing systems, including equipment, appliances, fixtures, fittings and appurtenances, and where connected to a water or sewage system and all aspects of a medical gas system. The International Plumbing Code shal...

Building Safety by City in Minnehaha County

1 cities in Minnehaha County have their own building safety rules. Each link goes to that city's dedicated page with code citations.

All Minnehaha County ordinances

See every category we cover for Minnehaha County: parking, noise, fences, fires, animals, pools, and more.

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