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Kirkwood, MO Building Safety: Electrical Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Residential standard
2015 IRC electrical provisions
Commercial/multi-family standard
St. Louis County Electrical Code
Commercial enforcement
St. Louis County Electrical Department
Fee basis
Cost-of-construction or unit-price schedule
General penalty
$5-$1,000 fine or 3 months, § 1-8

Summary

Kirkwood splits electrical code enforcement by building type. Detached one- and two-family homes follow the city's adopted 2015 IRC electrical provisions, while commercial, multi-family and all other structures follow the St. Louis County Electrical Code, with county inspectors enforcing that half of the split.

The provisions of the "2015 International Residential Code (for one- and two-family dwellings)," as modified, are hereby adopted as the City's Residential Electrical Code. See separate publication and adopting modification ordinance on file in the office of the City Clerk. Commercial and multi-family are enforced by St. Louis County Electrical Department.

Full Breakdown

Kirkwood Code of Ordinances § 5-3a adopts the St. Louis County Electrical Code, as amended through County Ordinance No. 27,430 (approved June 18, 2019), as the city's Commercial Electrical Code for all buildings and structures except detached one- and two-family uses. Section 5-3b separately adopts the 2015 International Residential Code's electrical provisions as the city's Residential Electrical Code for detached one- and two-family dwellings, and states plainly that commercial and multi-family work is enforced by the St. Louis County Electrical Department rather than city staff.

A homeowner rewiring a single-family house pulls a city electrical permit under the residential code; a contractor wiring a duplex, apartment building or storefront works instead under the county's electrical code and county inspection. Fees for either track run through the Chapter 5, Article VIII fee schedule: § 5-223 charges a permit processing fee for every electrical permit plus general inspection fees the Council sets by resolution, calculated either by the cost-of-construction method under § 5-103 or by the adopted unit-price schedule covering items such as service equipment size, motors, panel boards and residential rewires.

Because § 5-1 puts overall Building Code administration under the Building Commissioner, that office issues the residential electrical permits even though the underlying technical standard is the 2015 IRC rather than the newer 2021 codes Kirkwood uses for building, mechanical and plumbing work.

Violations & Fines

Working without the required electrical permit, or performing work that does not conform to the adopted residential or county electrical code, is a Code violation. Absent a more specific penalty, § 1-8 makes any Code violation a municipal offense punishable by a fine of not less than $5 and not more than $1,000, up to three months' imprisonment, or both, with each day the violation continues charged as a separate offense.

Frequently Asked Questions

Which electrical code applies to my Kirkwood house?
If it's a detached one- or two-family dwelling, § 5-3b applies the 2015 International Residential Code's electrical provisions and the city's Building Commissioner administers the permit. Duplexes, apartments and commercial buildings instead follow the St. Louis County Electrical Code under § 5-3a.
Who inspects electrical work on a Kirkwood apartment building?
Section 5-3b states directly that commercial and multi-family electrical work is enforced by the St. Louis County Electrical Department, not the city, because § 5-3a adopts the county's own Electrical Code for those building types.
How is the electrical permit fee calculated?
Section 5-223 lets the applicant choose between the cost-of-construction method in § 5-103 or the Council's adopted unit-price schedule, which prices items like service size, motors, panel boards and residential rewires, plus a processing fee charged on every permit.
What happens if I skip the permit?
Absent a specific penalty in the electrical sections, § 1-8's general penalty applies: a fine between $5 and $1,000, up to three months in jail, or both, and each day the unpermitted work continues counts as a separate offense.

Sources & Official References

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