California Renters: Smoke Alarm Rules & Tenant Duties

Every California renter deserves a safe home, and properly maintained smoke alarms are a key part of that protection. Understanding both your own duties and your landlord's responsibilities can help keep your household safe, ensure legal compliance, and prevent disputes. This guide breaks down the smoke alarm laws in California, what you need to do as a tenant, and where to go if there are problems.

Who Is Responsible for Smoke Alarms in California Rentals?

California law requires every dwelling unit intended for human occupancy, including apartments and rental homes, to have approved and functioning smoke alarms installed. The law spells out distinct responsibilities for landlords and tenants under the California Civil Code Section 1941.6 and Section 1941.3[1].

  • Landlord: Must install and maintain smoke alarms in working order when you move in. This includes replacing alarms that cannot be made operable.
  • Tenant: Must not tamper with, remove, or disable smoke alarms. You are responsible for notifying your landlord promptly in writing if the alarm is not working.

Where Must Smoke Alarms Be Installed?

By law, smoke alarms must be installed in the following locations:

  • In each sleeping room (bedroom)
  • Outside each sleeping area (such as hallways)
  • On every floor of the dwelling, including basements

For more details, consult the California Department of Forestry and Fire Protection’s official guidance on smoke alarms.

Tenant Duties: What You Need to Do

Tenants must play their part to ensure safety. Here are the key duties for California renters:

  • Do not remove or tamper with smoke alarms or their batteries.
  • Report any problems promptly, preferably in writing (e.g. email or letter) to your landlord.
  • Allow access for repairs or battery replacement when requested by the landlord after providing required notice.
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If you intentionally disable or remove a smoke alarm, you may be held responsible for resulting damage or injuries and it may affect your legal rights in the event of a fire.

What If Your Smoke Alarm Isn’t Working?

If you notice the smoke alarm is beeping, has dead batteries, or isn’t working, you must notify your landlord as soon as possible. California Civil Code Section 1941.3(b) allows you to deliver written notice of needed repairs, which triggers the landlord’s duty to fix the problem in a timely manner.

Tip: Always keep a copy of your written repair request for your records. If emailing, save the sent message.

Key Legislation and Housing Authorities

Official Forms Related to Smoke Alarms

  • Repair Request / Notice to Landlord (No Official Form Number):
    • When to use: If your smoke alarm is not functioning, send a written repair request to your landlord.
    • Example: "I am writing to notify you that the smoke alarm in my apartment at [address] is not working and requires repair."
    • Guide to Writing Repair Requests (DCA)
  • Complaint with HCD (Form HCD OL ED Complaint):
    • When to use: If your landlord does not make required repairs, you may file a complaint with the California Department of Housing & Community Development.
    • How to use: Fill out the Complaint Form (HCD OL ED Complaint), attaching copies of your repair requests or documentation, and submit it online or by mail.

Steps for Tenants When the Smoke Alarm Fails

If your alarm doesn’t work, here’s a quick summary of what to do:

  • 1. Notify your landlord in writing (email, letter, or repair portal).
  • 2. Keep a dated copy for your records.
  • 3. If no repair is made within a reasonable time (usually 30 days), consider submitting a formal complaint to HCD.

FAQs: California Renters’ Smoke Alarm Rights & Duties

  1. What should I do if my landlord refuses to fix a broken smoke alarm?
    If you’ve notified your landlord in writing and the issue is still not resolved in a reasonable time, you can file a complaint with the California Department of Housing & Community Development.
  2. Can I replace smoke alarm batteries myself?
    Yes, tenants may replace batteries but should never remove, disable, or tamper with the unit. Always notify the landlord of any persistent problems with the device.
  3. Am I responsible if the smoke alarm is missing when I move out?
    If you or your guests removed or disabled the smoke alarm, you may be held financially responsible for the replacement or damages.
  4. Is my landlord required to upgrade to newer models?
    Landlords must ensure that smoke alarms meet the latest building and fire code requirements when replacing existing units, especially after July 1, 2015.[2]
  5. Are carbon monoxide alarms required too?
    Yes, carbon monoxide alarms are required in most dwellings with a fuel-burning appliance or attached garage. See Health and Safety Code Section 17926.1.

Key Takeaways for California Renters

  • Both landlords and tenants have clear legal duties regarding smoke alarm safety
  • Tenants must not tamper with alarms and must report problems promptly—and in writing
  • Official channels exist for complaints if repairs aren’t handled in a reasonable time

Being proactive and keeping records of your communications will help protect your safety and legal rights.

Need Help? Resources for Renters


  1. California Civil Code § 1941.3 and § 1941.6. See Smoke Detectors: Owner's Duties
  2. California Building Code and Health & Safety Code § 13113.7
Bob Jones
Bob Jones

Editor & Researcher, Renter Rights USA

Bob writes and reviews tenant law content for various regions. They’re passionate about housing justice and simplifying legal protections for tenants everywhere.