Lewisville, TX Fire Regulations: Smoke Detectors (2026)
Key Facts
- New Construction
- Hardwired, interconnected, battery backup
- Existing Homes
- One working detector per level minimum
- Landlord Duty
- TX Property Code Ch. 92 Subchapter F
- State Standard
- TX Health and Safety Code Ch. 766
- Free Detectors
- Available through Fire Department outreach
Summary
Lewisville requires working smoke detectors in all dwelling units per the adopted International Residential Code and TX Property Code Ch. 92. Landlords must install and maintain detectors. Battery-operated or hardwired units are accepted in existing homes.
Sec. 92.252. APPLICATION OF OTHER LAW; MUNICIPAL REGULATION. (a) The duties of a landlord and the remedies of a tenant under this subchapter are in lieu of common law, other statutory law, and local ordinances regarding a residential landlord's duty to install, inspect, or repair a fire extinguisher or smoke alarm in a dwelling unit. However, this subchapter does not: [...] (2) limit or prevent adoption or enforcement of a local ordinance relating to fire safety as a part of a building, fire, or housing code, including any requirements relating to the installation of smoke alarms or the type of smoke alarms.
Full Breakdown
Lewisville enforces smoke detector requirements through its adopted International Residential Code (IRC) and International Fire Code (IFC). New construction must have hardwired, interconnected smoke alarms with battery backup in each bedroom, outside each sleeping area, and on every level of the home. Existing homes must maintain at least one working smoke detector per level. TX Property Code Ch. 92, Subchapter F requires landlords to install smoke detectors in rental properties and replace or repair malfunctioning detectors within a reasonable time after tenant notification. Tenants may not remove or disable smoke detectors. The Lewisville Fire Department conducts smoke detector installation events and provides free detectors to qualifying residents through community outreach programs. TX Health and Safety Code Ch. 766 establishes statewide standards for smoke detectors and requires compliance with UL 217 listing.
Violations & Fines
Landlord failure to install: tenant remedy under TX Property Code Ch. 92. Fire code violations carry fines up to $2,000. Tampering with detectors is a Class C misdemeanor.
Frequently Asked Questions
What smoke detector rules apply to Lewisville rental properties?
Does Lewisville offer free smoke detectors?
Where do smoke detectors need to be placed?
Sources & Official References
Other rules in Lewisville
Texas rules heatmap·Compare Lewisville to another location·View the Texas fire regulations overview
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How other cities in Denton County handle smoke detectors.