Pennsylvania Smoke & Carbon Monoxide Detector Laws for Renters

Staying safe in your rental home means more than just having locks and working facilities. In Pennsylvania, both smoke detectors and carbon monoxide alarms are required by law to help protect occupants from fire and dangerous gases. Understanding these requirements ensures you know what to expect in your rental and what to do if issues arise.

What Detectors Must Pennsylvania Rentals Have?

Most residential rental properties in Pennsylvania are required to have:

  • Smoke detectors: Installed in every unit, including near sleeping areas and on every story, including basements.
  • Carbon monoxide (CO) detectors: Mandated for rental units with fossil fuel-burning appliances (like gas furnaces, stoves, or fireplaces) or attached garages. These must be installed near bedrooms and on every floor with a bedroom.

These requirements are based on Pennsylvania's Carbon Monoxide Alarm Standards Act and related fire and housing codes.[1]

Who Is Responsible for Installation and Maintenance?

  • Landlords must provide and install required detectors at the start of each lease.
  • Tenants are typically responsible for maintaining batteries and informing the landlord if a device malfunctions or is missing.
  • Landlords must replace nonworking units, but tenants must not disable, remove, or tamper with alarms.

For details, see Philadelphia Tenant Rights & Responsibilities and check your local city or county rules for any added requirements.[2]

Official Forms for Reporting or Compliance

Other municipalities may offer similar forms—check with your city or local housing authority.

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What Should Renters Do If a Detector Is Missing or Not Working?

It's crucial to address detector issues promptly. Take these steps:

  • Notify your landlord in writing, including the issue and date.
  • If the landlord does not fix the problem promptly, you may contact your local code enforcement or housing department.
  • Keep copies of all communications for your records.
If you believe your landlord is not meeting legal safety obligations, you can file a complaint with your city or county’s housing code enforcement office. In severe cases, you may also contact Pennsylvania's Attorney General’s Bureau of Consumer Protection for further assistance.

Pennsylvania Tribunals and Where to File Complaints

Disputes about habitability, required repairs, or safety devices can often be resolved through your local Phila311 in Philadelphia or your county's code enforcement office. For landlord-tenant disputes, Pennsylvania's Magisterial District Courts handle small claims and housing matters statewide.[3]

Pennsylvania Legislation and Official Guidance

Summary: Pennsylvania law requires rental units to be equipped with smoke and carbon monoxide detectors in most circumstances. Both landlords and tenants have legal obligations to keep these life-saving devices working.

Frequently Asked Questions

  1. What should I do if my landlord refuses to fix a broken smoke or CO detector?
    Document your request in writing, keep a copy, and follow up promptly. If not resolved, contact your local code enforcement or the Pennsylvania Magisterial District Court for further action.
  2. Are there specific forms I need to report detector issues?
    In Philadelphia, landlords must provide a Smoke Alarm Compliance Certificate at lease signing. To report issues, use your city’s housing complaint form if applicable or contact code enforcement directly.
  3. Can my landlord enter my apartment to check or install detectors?
    Landlords can enter with proper notice to inspect, install, or repair safety devices. Pennsylvania law typically requires "reasonable" notice except in emergencies.
  4. Is a carbon monoxide detector required for all Pennsylvania rentals?
    CO detectors are only required if the property has fossil fuel-burning appliances or an attached garage, but smoke detectors are required in all rentals.
  5. What happens if I remove or disable a detector?
    It is unlawful and unsafe to remove or tamper with a smoke or carbon monoxide detector. Tenants can face lease violations or legal penalties.

Key Takeaways for Pennsylvania Renters

  • All rentals must have working smoke detectors; CO detectors are required in certain cases.
  • Landlords install; tenants maintain and promptly report problems.
  • Official forms and complaint processes safeguard your health and legal rights.

Understanding your rights helps ensure a safe and habitable home.

Need Help? Resources for Renters


  1. Pennsylvania General Assembly, Carbon Monoxide Alarm Standards Act
  2. City of Philadelphia, Tenant Rights & Responsibilities
  3. Pennsylvania Courts, Magisterial District Courts (Landlord–Tenant Division)
Bob Jones
Bob Jones

Editor & Researcher, Tenant Rights USA

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