Certifiers' licensing
Apply to be a licensed building certifier or plumbing plan certifier
You must be licensed to certify building work or plumbing and drainage plans.
Eligibility
To be a building certifier, you need to be accredited as a building surveyor with the Australian Institute of Building Surveyors or registered with the Institution of Engineers, Australia (IEAust) on the National Professional Engineers Register as a Principal Certifier - Building.
To be a licensed plumbing plan certifier, you need to have one of the two following sets of qualifications:
- registration with the Institution of Engineers, Australia on the National Professional Engineers Register in the area of practice of “building services” and a Statement of competency in hydraulic systems from the Institution of Engineers, Australia;
OR
- sanitary plumber’s licence;
- advanced sanitary drainer’s licence;
- evidence of satisfactory completion of the Backflow Prevention Course offered by the Canberra Institute of Technology or an equivalent course; and
- three years’ experience as a sanitary plumber or advanced sanitary drainer after the grant of the licences referred to in the first two dot points of this part.
For Institution of Engineers, Australia accreditation, phone (02) 6273 3633 at 11 National Circuit, Barton ACT 2600. For Australian Institute of Building Surveyors accreditation, phone (08) 84107 444 at PO Box 1206, Marlestone SA 5033.
Applications
You will need to:
- complete CL1 – Construction Practitioner Licence – Individual form;
- provide evidence of the required qualifications or accreditation; and
- provide evidence of having insurance.
Renewal
Licences are generally for one year or for the period of your insurance. You need to renew your licence before its expiry. You can renew your licence by contacting us.




