The short version
In Australia, almost all permanent data and phone cabling has to be installed by a registered cabler, or by someone working under one’s direct supervision. That includes the cable behind the wall and in the ceiling, the wall outlets and the patch panel. It applies whether the person doing the work calls themselves a data cabler, a communications contractor or an electrician.
The work has to comply with AS/CA S009:2020, known as the Wiring Rules. When the job is finished, the cabler must give you a signed statement that it does. Keep it with your lease and building records.
If you are choosing a cabler for a new office, new office data cabling: choosing and briefing a cabler covers the questions to ask and what a good quote looks like. This guide goes deeper into the rules behind it.
Who can legally install data and phone cabling?
The ACMA regulates customer cabling under the Telecommunications Act 1997 and the Telecommunications (Cabling Provider) Rules 2025. The ACMA’s summary of those rules says a registered cabler must perform telecommunications, fire, security and data communications cabling.
The Telecommunications (Types of Cabling Work) Declaration 2024 sets the scope. All cabling work is covered except the kinds listed in its Schedule 1. The ACMA explains the rules exist to manage two risks: electrical safety for users and telecommunications workers, and the integrity of the telecommunications network.
An unregistered worker can do cabling work only while directly supervised by a registered cabler at all times. The supervisor must hold the right registration for the work, take full responsibility for its standard and sign the compliance statement.
The three registration categories
The ACMA sets out three categories of cabling registration. Registration is administered by four registrars on the ACMA’s behalf.
| Category | What it covers | Relevant for a business? |
|---|---|---|
| Open | Cabling in homes, businesses and commercial buildings, including work that terminates at a main distribution frame. Specialised competencies can be added. | Yes. Office cabling needs this. |
| Restricted | A limited set of work in domestic or small-business premises. It does not cover cabling that terminates at a patch panel or distribution frame. | Not for structured cabling to a rack. |
| Lift | Communications cabling in lifts, lift wells and lift motor rooms. | Only for lift phones and lift cabling. |
The competencies added to an Open registration matter as much as the category:
- Structured for data cable such as Cat6 and Cat6A, and cabling for integrated building management systems.
- Optical fibre for any fibre work.
- Underground and aerial for cable in trenches, conduit between buildings, or on poles.
- Coaxial and broadband for those cable types.
So for an office fit-out, the cabler needs an Open registration with the structured competency. For a fibre backbone, add optical fibre. For a trenched run between buildings, add underground. Fibre-optic cabling inside and between buildings covers that kind of work.
To be registered, the ACMA says a cabler needs the relevant training, at least 360 hours of cabling experience for Open registration (80 hours for Restricted), and a pass of at least 80 per cent in a cabling regulations test.
What the Wiring Rules (AS/CA S009) cover
AS/CA S009:2020 applies to the installation and maintenance of fixed or concealed cabling or equipment connected, or intended to be connected, to a telecommunications network. It is published by the Australian Telecommunications Alliance, formerly Communications Alliance. Compliance is a condition of the Cabling Provider Rules, so it is mandatory for every registered cabler.
The parts a business is most likely to run into:
- Separation from power. Telecommunications cabling must be kept apart from electrical cabling. For example, telecommunications terminations must be at least 150 mm from exposed power terminations unless a fixed barrier separates them. The standard recommends 50 mm clearance from other services such as plumbing.
- Approved products. Cable, outlets and other cabling products must comply with the ACMA’s technical standard based on AS/CA S008 and carry the compliance label.
- Patch leads. A cabler must not make up patch cords from component parts. Patch leads should be factory-made, compliance-labelled cords.
- Plug-terminated cabling. Fixed cabling ending in a plug, instead of a wall outlet, is only allowed in limited cases, such as a short tail to fixed equipment mounted out of arm’s reach, like a ceiling camera or access point.
- Fibre safety. Fibre panels and enclosures need laser warning labels, and unused fibre ports must be capped.
- The network boundary. S009 does not apply on the carrier’s side of the boundary, such as the lead-in cable. The ACMA says registered cablers cannot work on cabling owned by a carrier or NBN.
What S009 does not do is guarantee performance. A Cat6A run can comply with the Wiring Rules and still fail a performance test. Performance is the job of the AS/NZS 11801 series of generic cabling standards, which replaced AS/NZS 3080. S009 says customer cabling should also be installed to those and related standards for pathways and installation practice where relevant. Your contract is where that becomes a requirement, which is why the quote should say how the cabling will be tested. Data cabling testing and certification covers that.
What can’t you do yourself?
The 2024 Declaration lets end users do some simple, low-risk tasks, such as connecting certain cabling products and equipment, provided no part of the connected cabling is concealed in a building cavity. In practice:
| Usually fine for staff to do | Needs a registered cabler |
|---|---|
| Plugging a computer, phone or printer into a wall outlet with a compliance-labelled lead | Running cable through a wall, ceiling or floor |
| Patching between the patch panel and switch with factory-made leads | Installing or replacing wall outlets |
| Plugging in a desktop switch | Terminating cable on a patch panel |
| Running cable to cameras, access points or door hardware | |
| Re-purposing existing cabling, for example with an Ethernet-over-coax adapter |
Even small jobs, like replacing a single faulty outlet, still have to be done or supervised by a registered cabler. The ACMA only exempts them from the written compliance statement.
Electricians vs data cablers
An electrical licence and a cabling registration are separate. In Victoria, electricians are licensed for electrical work by Energy Safe Victoria. That licence does not authorise telecommunications cabling. An electrician who runs data cable needs an ACMA cabling registration as well, or must work under the direct supervision of a registered cabler.
Many electrical contractors hold both, and searches for a “data electrician” usually mean one of them. That can be convenient on a fit-out where one firm handles power and data. A dedicated data cabling company is often the better fit where the job includes the rack, switching, Wi-Fi, cameras or fibre. Either way, ask for the registration card. The two trades do overlap: S009 notes that drawing fibre through electrical conduit may need a licensed electrical worker.
The paperwork you should receive
At the end of every job, a registered cabler must prepare a written statement certifying the work complies with the Wiring Rules. The ACMA says it must:
- identify the cabling work done, in enough detail to locate it, such as the room, floor or section
- include the cabler’s name, contact details and registration number
- say whether they performed or supervised the work
- state that the work fully complies with AS/CA S009:2020
The cabler can use the ACMA’s TCA1 form or their own format, such as an attachment to the invoice. They give a copy to you, give one to their employer, and keep one for at least a year in case the ACMA asks for it.
If the cabler finds existing cabling that does not comply, they may give you a TCA2 form listing the problems and how urgently each should be fixed. That can happen with a quote, before work starts.
The compliance statement is not a test report. It says the installation follows the safety and network rules. Test results show each link performs to its category. Ask for both.
Insurance
The registration requirements the ACMA publishes are training, experience and the regulations test. Insurance is not one of them. That makes it a commercial question for you to check, not something registration guarantees.
Before work starts, ask for:
- Public liability certificate of currency, in the company’s name and current for the job dates. Builders, landlords and shopping centre managers commonly require one before granting site access.
- Workers’ compensation cover for their employees.
- Professional indemnity, if the same firm is designing the cabling system for you.
How to check a cabler’s registration
Ask to see the registration card. The ACMA says the first letter of the registration number shows which registrar issued it, and each registrar runs a searchable register.
| Registration number | Registrar |
|---|---|
| Starts with A | Australian Cabler Registration Service (ACRS) |
| Numbers only | Australian Security Industry Association Limited (ASIAL) |
| Starts with F | Fire Protection Association Australia (FPA Australia) |
| Starts with T | TITAB Australia Cabler Registry Services |
Check that the registration is current, and that it includes the competencies the job needs, such as structured or optical fibre. The ACMA also points to the Australian Registered Cablers website for finding a cabler.
BICSI’s former registrar, BICSI Registered Cablers Australia, has stopped issuing and renewing registrations. BICSI credentials such as RCDD are design qualifications, useful on a large project, but they are not the legal registration.
What happens if cabling isn’t compliant?
The ACMA can fine or prosecute someone doing cabling work without being registered or supervised. It investigates unregistered cabling, breaches of the Cabling Provider Rules, unlabelled products and work that does not meet the installation standards.
It does not investigate quality alone, such as messy or visible cabling. For that, the ACMA says to go back to the contractor first, then to your state consumer affairs office, which in Victoria is Consumer Affairs Victoria.
The practical costs land on the business. Non-compliant cabling may have to be redone before a fit-out is signed off, cabling run against power can cause faults that look like network problems, and manufacturer system warranties are usually only available through an accredited installer with certification test results.
Helpful starting points
Kookaburra Comms is an ACMA registered cabler. Our data and fibre cabling work across Melbourne and Victoria comes with the compliance statement, test results, labelling and as-built documentation. For a whole new site, commercial fit-out communications covers the cabling with the network, internet and security. If you are comparing cablers now, start with new office data cabling: choosing and briefing a cabler.