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Sedgwick County, KS Fire Regulations: Smoke Detectors (2026)

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

Key Facts

Governing law
K.S.A. 31-162 (state, not county)
Single-family
One detector per story
Multi-unit
Each story + interior stairwells
Owner duty
Supply, install, maintain
Post-1999 units
Hard-wired required

Summary

Kansas statute (K.S.A. 31-162) requires every single-family residence to have at least one smoke detector on every story, and multi-unit buildings to have detectors on every story of each dwelling unit plus interior stairwells. Owners install; occupants of rental units test and maintain them.

City-specific rules exist: Wichita has its own smoke detectors rules that differ from Sedgwick County's county-level regulations. If you live in Wichita, check the city-specific page instead.

Every single-family residence shall have at least one smoke detector on every story. The owner of a structure shall supply and install all required smoke detectors. The owner of a structure shall test and maintain all smoke detectors, except inside rental units, the occupant shall test and maintain all smoke detectors after taking possession.

Full Breakdown

Smoke detectors in Sedgwick County are governed by Kansas's statewide Smoke Detector Act, not a separate county ordinance. K.S.A. 31-162 requires every single-family residence to have at least one smoke detector on every story, and multi-unit structures to have at least one at the uppermost ceiling of each interior stairwell and on every story in each dwelling unit. The owner supplies and installs all required detectors and maintains them, except inside rental units where the occupant tests and maintains them after taking possession. Units built after January 1, 1999 must be hard-wired; older units may use battery detectors. The county's adopted fire and building codes reinforce these requirements for new construction.

Violations & Fines

Non-compliance is enforced by local fire and code officials; landlords who fail to supply required detectors can face code penalties and civil liability. The statute limits certain enforcement and evidentiary uses.

Frequently Asked Questions

How many smoke detectors does Kansas require?
At least one on every story of a single-family residence. In multi-unit buildings, at least one on every story of each dwelling unit plus one at the top ceiling of each interior stairwell.
Who maintains detectors in a rental?
The owner supplies and installs all required smoke detectors, but inside rental units the occupant tests and maintains them after taking possession of the dwelling unit.

Sources & Official References

Other rules in Sedgwick County

All Sedgwick County rules

Compare Sedgwick County to another location·View the Kansas fire regulations overview

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