Queensland · 1 January 2027

All alarms
sound
together

Interconnected photoelectric smoke alarms, fitted across the Sunshine Coast and Noosa.

From 1 January 2027, all existing private homes, townhouses, units and manufactured homes in Queensland need interconnected photoelectric smoke alarms. We look at what is already on your ceilings, tell you what the dwelling needs, and fit it, usually in a single visit.

There is no notification step once it is done. If you are selling or letting the property, the upgrade is already required: sellers declare it on the transfer form, and landlords test and clean every alarm before each tenancy.

The requirement

One date
one standard

From 1 January 2027 the requirement covers all existing private homes, townhouses, units and manufactured homes.

  • Private homes
  • Townhouses
  • Units
  • Manufactured homes
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  • Photoelectric, not ionisation

    Required alarms must be photoelectric. An alarm containing an ionisation sensor does not comply.

  • Interconnected across the dwelling

    Every alarm must be interconnected with every other alarm in the home, so that when one activates they all activate.

  • Marked AS 3786-2014

    The alarm must comply with Australian Standard 3786-2014. The marking is on the body, you may need to lift it off the bracket to read it.

  • Hardwired, or a sealed 10-year battery

    Either hardwired to mains with a secondary power source, or powered by a non-removable 10-year battery.

Interconnection

Separate parts
one system

Every alarm must be interconnected with every other alarm in the home, so that when one activates they all activate.

Electrician on a step ladder fitting a photoelectric smoke alarm to the ceiling of a Queensland home

The
visit

What we do

Booked, checked,
fitted

We start with what is already on your ceilings, whether it is photoelectric, and whether the body carries the AS 3786-2014 marking, then confirm what the dwelling needs. A home with mains-powered alarms keeps mains power; a home with battery alarms can move to sealed 10-year battery alarms.

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What you are left with

  • 01

    Every required alarm in place

    On each storey, in each bedroom, and in the hallways that connect them.

  • 02

    All of them interconnected

    Linked so that when any one detects smoke, every alarm in the dwelling sounds.

  • 03

    Every alarm tested

    Each one sounded on the day, and the whole set checked together rather than one at a time.

  • 04

    The paperwork

    Hardwired work carries a Certificate of testing and compliance under s227 of the Electrical Safety Regulation 2013.

Check your home

How many
does yours need?

Queensland decides the answer, not us. Set the shape of the dwelling and the alarms appear where the rules put them.

Bedroom 1
Bedroom 2
Bedroom 3
Hallway
Bedrooms
3
Storeys
1

Indicative requirement

4 interconnected
photoelectric alarms

  • 3× Bedrooms One in every room used for sleeping
  • 1× Hallways Connecting bedrooms to the rest of the home

An estimate from the placement rules, not a quote. Real homes have odd corners, we confirm on site.

Where they go, 3 bedrooms, 1 storey

Every one interconnected, so all of them sound together.

  • Bedroom 1
  • Bedroom 2
  • Bedroom 3
  • Hallway
Placement

Every room
that sleeps

Interconnection is the whole point: when one alarm detects smoke, every alarm in the dwelling sounds. This is where they have to go.

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  1. On each storey

    Every level of the dwelling needs coverage.

  2. In each bedroom

    Every room used for sleeping.

  3. In connecting hallways

    Hallways that connect the bedrooms to the rest of the dwelling.

  4. Where there is no hallway

    Between the bedroom and the other parts of that storey.

  5. On a storey with no bedrooms

    At least one alarm in the most likely path of travel out of the dwelling.

Who this applies to

Find your
situation

The 2027 requirement is the same for every dwelling. What changes is who arranges the upgrade, and what you need to be able to show.

Talk it through
Owner-occupier

Your home needs interconnected photoelectric alarms by 1 January 2027.

  • Applies to existing private homes, townhouses, units and manufactured homes.
  • You do not need to notify the Queensland Fire Department that you have complied.
Landlord or property manager

Rental homes must already have interconnected photoelectric alarms.

  • Each alarm must be tested and cleaned within 30 days before the start of every tenancy, including a renewal.
  • A "certificate of compliance" from a maintenance company is not a legal requirement, though many agents ask for one.
  • Owners proven not to have complied can receive an infringement notice.
Selling

The obligation is triggered by the date the sale contract is signed.

  • For a contract signed after 31 December 2021, the seller must upgrade the dwelling before transfer.
  • The seller declares this on a Property Information (Transfer) form, a "Form 24".
  • Hardwired work carries a Certificate of testing and compliance under s227 of the Electrical Safety Regulation 2013.
Renting

Installation is the landlord’s responsibility; testing during the tenancy is yours.

  • Test and clean each alarm at least once every 12 months.
A modern low-set Queensland home at golden hour
Service area

Where
we work

Maroochydore · Buderim · Mooloolaba · Caloundra · Kawana · Birtinya · Coolum · Noosa · Sippy Downs · Mountain Creek · Nambour · Palmwoods · Peregian Springs · Pelican Waters · Warana · Yandina

Somewhere else on the Sunshine Coast? Ask, it is usually a yes.

Questions

Straight answers

Hands twisting a photoelectric smoke alarm onto its ceiling base plate

The AS 3786-2014 marking is on the body of the alarm, not the cover. You may need to lift it off its bracket to read it.

When is the Queensland deadline?

All existing private homes, townhouses, units and manufactured homes must have interconnected photoelectric smoke alarms by 1 January 2027. If you are selling, renting or re-renting a home, they must already be installed.

What does "interconnected" actually mean?

Every required alarm is linked to every other one, so when any single alarm detects smoke, all of them sound, not just the one in that room.

Does every bedroom need an alarm?

Yes. Alarms are required in each bedroom, on each storey, and in the hallways that connect bedrooms to the rest of the home.

Can I use 10-year battery alarms instead of hardwired?

If your home has battery alarms now, yes: photoelectric alarms powered by a non-removable 10-year battery comply. If it already has 240-volt alarms, their replacements must also be 240-volt, and new homes and major renovations need hardwired alarms.

How do I know if my current alarms comply?

Check the body of the alarm for the AS 3786-2014 marking, and check that it is photoelectric rather than ionisation. You may need to lift it off its bracket to read the marking.

Do I have to tell the fire department once it is done?

No. There is no notification step. When selling a home you may need to provide proof that you have complied.

Every requirement on this page is transcribed from Queensland Fire Department, Smoke alarms and Queensland Government, Smoke alarms, checked on 15 September 2026. It is general information about the Queensland requirements, not advice about your particular dwelling.

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Book an
assessment

Tell us the suburb and roughly what the dwelling is. We confirm what it needs and what the visit involves before anything is booked.

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0400 331 705
Hours
Mon–Fri 7am–5pm, Sat by arrangement

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