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Who maintains smoke alarms in a rental property?

The short answer

The landlord is responsible for installing compliant alarms and, in most states, for testing and replacing them. Tenants are generally responsible only for not disabling them and for reporting faults.

TradieAnswers editorial · written in-house and sourced to the authorities listed below

Checked against 6 published sources, listed in full at the end of this page. How we source this

Smoke alarm obligations in rentals have been tightened across Australia over the last decade, and the direction has consistently been to move responsibility onto the lessor rather than the tenant.

The usual division

  • The landlord installs alarms that comply with the state's requirements, which increasingly means interconnected photoelectric alarms.
  • The landlord tests and cleans them at defined points, commonly at the start of each tenancy and annually.
  • The landlord replaces alarms at end of life and replaces batteries in most states.
  • The tenant must not remove, disable or tamper with an alarm, and must report a fault promptly.

Queensland is the strictest

Queensland has legislated the most extensive requirements in the country, including interconnected photoelectric alarms in all dwellings with staged compliance dates tied to sale, lease and new builds. If you own or rent a Queensland property, check the current position with the state rather than assuming an older arrangement still complies.

Every alarm carries a manufacture date and a service life, commonly ten years. An alarm that beeps when tested is not necessarily an alarm whose sensor still works, which is why replacement is on a date rather than on failure.

Sources

Every source below was fetched and its response recorded on the date shown. Where a government site blocks automated clients, that is noted rather than reported as a successful check.

  1. Smoke alarms · Queensland GovernmentChecked 2026-08-10 · responded 200 OK
  2. Smoke alarms · Queensland Fire DepartmentChecked 2026-08-10 · responded 200 OK
  3. Reminder to install interconnected photoelectric smoke alarms · Queensland Building and Construction CommissionChecked 2026-08-10 · responded 200 OK
  4. Smoke alarms · Fire Rescue VictoriaChecked 2026-08-10 · responded 200 OK
  5. Fire and Rescue NSW · Fire and Rescue NSWChecked 2026-08-10 · responded 200 OK
  6. NSW Fair Trading · NSW Fair TradingChecked 2026-08-10 · responded 200 OK

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