Carbon Monoxide Testing Duties in Newfoundland

Safety & Security Newfoundland and Labrador 3 min read · published June 24, 2026 Flag of Newfoundland and Labrador
Living in a rental means both tenants and landlords share responsibility for keeping homes safe. In Newfoundland and Labrador, carbon monoxide (CO) testing and alarm maintenance are important for renter safety. This guide explains who must test or install detectors, what tenants should do if an alarm sounds, and when to report problems to the appropriate authority. It highlights practical steps tenants can take—documenting issues, requesting repairs, and using official forms—to protect themselves and their household. Plain-language examples show how to ask a landlord for testing, how to keep records, and how to find help if deadlines are missed or repairs are delayed. This information helps renters understand rights, duties, and local resources.

What carbon monoxide testing means in Newfoundland and Labrador

Carbon monoxide is an odourless gas produced by incomplete combustion in fuel-burning appliances. Testing means checking detectors and appliances so tenants and landlords can catch leaks early. For more on general rental safety and health obligations, see Health and Safety Issues Every Tenant Should Know When Renting.

Landlord duties

Under provincial rules landlords generally must ensure alarms are installed, serviced, and tested as required by local legislation and standards. Key duties often include:

  • Install and maintain certified carbon monoxide alarms in required locations.
  • Arrange regular carbon monoxide testing after fuel-burning appliance service or at tenancy start.
  • Keep records of tests, alarm types, and maintenance for tenants to review.
  • Provide notice before entering to test or replace detectors.
  • Repair or replace CO alarms promptly when faults are reported.
Test alarms after any heating or venting work to confirm detectors are working.

Tenant responsibilities

Tenants also play a role in safety. Typical responsibilities and good practices include:

  • Call or email your landlord to report suspected carbon monoxide leaks, alarm faults, or symptoms immediately.
  • Keep a written record or photos of alarms, dates, and communication with the landlord.
  • Allow access for testing after reasonable notice and keep copies of any entry notices.
  • If an alarm sounds, evacuate the building, call emergency services (911), and avoid re-entering until emergency responders declare it safe.
If you smell exhaust or feel dizzy, treat it as an emergency and leave right away.
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How to request testing, file complaints, and use official forms

If a landlord does not arrange testing or replace a faulty detector, tenants should request repairs in writing and keep records. If problems continue, you may apply to the provincial residential tenancy authority for dispute resolution. In Newfoundland and Labrador the authority is the Residential Tenancies Division (Service NL)[1] and disputes are decided under the province's tenancy legislation, the Residential Tenancies Act[2]. Typical official forms include an application to request a hearing or dispute resolution; use that form when you cannot resolve the issue directly with your landlord and you need a formal decision[3].

Example: If your CO alarm is not working and the landlord does not respond after a written request, take dated photos, send a formal notice by email or registered mail, and submit the dispute application form to the Residential Tenancies Division. Bring copies of your records and any correspondence to the hearing.

Related tenant resources and links

If you need general information about tenant rights locally, check Tenant Rights and Landlord Rights in Newfoundland and Labrador. To browse rental listings while you look for safer options, Find rental homes across Canada on Houseme.

FAQ

Who is responsible for installing carbon monoxide detectors in Newfoundland and Labrador?
Landlords are typically responsible for installing and maintaining required CO detectors; tenants should report problems promptly and keep records to show the landlord was notified.
What should I do if my landlord refuses to test or replace a faulty CO alarm?
Write a dated request to the landlord, keep copies, and if the issue is not fixed submit an application for dispute resolution to the Residential Tenancies Division. Emergency hazards should be reported to 911 immediately.
Can I install my own carbon monoxide alarm as a tenant?
Yes, tenants may install additional battery-operated alarms for safety, but notify the landlord and do not damage fixtures; keep the receipts and notify the landlord if a hardwired unit is needed.

How-To

  1. Document the problem: take photos, note dates and any symptoms, and send a written request to your landlord.
  2. Follow up by phone if urgent, and confirm any conversations in writing.
  3. If the landlord does not act, complete and submit the official dispute application form to the Residential Tenancies Division with your evidence.
  4. Attend any scheduled hearing with copies of records and ask for a written decision you can enforce.

Help and Support / Resources


  1. [1] Residential Tenancies Division (Service NL)
  2. [2] Residential Tenancies Act (Newfoundland and Labrador)
  3. [3] Government of Newfoundland and Labrador: official forms and tenant resources

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Marie Dubois
Marie Dubois

Bilingual Housing Rights Advisor, Tenant Rights Canada

Marie covers tenant rights across Quebec and the Atlantic provinces in both English and French. With a background in Quebec civil law and residential tenancy, she is a trusted voice on the Tribunal administratif du logement process and francophone tenant rights.