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Water supply work

What is water supply work?

Under Part 4 of the Plumbing Regulations 2018, water supply work is:

a. the construction, installation, replacement, repair, alteration, relining, maintenance, testing or commissioning of:

  • any part of a heated or cold water service connected to drinking water supply from point of connection to points of discharge of water service
  • any part of a non‐drinking heated or cold water service or rainwater service, from the point of connection to water supply to points of service discharge
  • any heated water service in, or on, a caravan or vessel

b. any design work incidental to, or associated with, any work described in paragraph (a).

This work does not include

  • Work described in subregulation (1) carried out in connection with supply of piped non‐drinking water for agricultural purposes unless the water is supplied by a network utility operator or other water provider.
  • Treatment of water used in a heated or cold water service.
  • Backflow prevention work.
  • The repair, alteration, maintenance and testing of a thermostatic mixing valve.

Knowledge and experience requirements

Areas of experience (AoEs)

Persons registered or licenced in this class typically carry out the following work:

  • Read a site or building plan and identify water supply connections.
  • Install, pressure test and repair hot and cold-water fixtures and services.
  • Install, move and remove trench support work.
  • Carry out oxy‐acetylene and manual arc welding.

Plus

  • Fabrication and installation of hydrant and hose reel systems.
  • Installation of domestic and residential safety sprinkler systems in buildings up to four storeys.

Compliance requirements

Registered and licenced practitioners in this class must interpret and apply the compliance requirements for this class outlined in:

  • Building Act 1993 (Vic)
  • Victorian Plumbing Regulations 2018
  • WorkSafe Victoria requirements for plumbing work and building construction sites
  • WaterMark Certification Scheme
  • Water Efficiency Labelling and Standards (WELS) scheme
  • National Construction Code (NCC) 2022, Vol 3
  • Relevant Australian Standards (see permitted assessment reference materials)

Additional compliance requirements for licensed practitioners

Licensed practitioners hold a greater level of responsibility and must interpret and apply the following additional compliance requirements:

  • Issue compliance certificates
  • Knowledge of Performance Solutions
  • WorkSafe Victoria requirements for supervising staff (including supervision of apprentices)
  • Hold relevant insurance.

What do you need to become registered or licenced in this class?

All persons who apply for registration or licence in this class – unless applying via Mutual Recognition (MR) – must successfully complete the relevant BPC exam. You are permitted to bring relevant reference materials to your exams.

Registration

There are different pathways to become registered:

Australian apprentice pathway

This is the most common pathway. You are eligible to apply via this pathway if you have successfully completed the:

  • Certificate III in in Plumbing via an Australian apprenticeship
  • Prescribed units for this class
  • BPC apprentice registration exam for this class (typically completed in the final year of your apprenticeship).

You will need to apply via the non-apprentice pathway if you:

  • Did not complete your Certificate III.
  • Completed the Certificate III, but not as an apprenticeship.
  • Completed plumbing training (including an apprenticeship) in another country.

 Graduated but not yet successfully completed your BPC apprentice exam?

You may apply for provisional registration (PR) – this will allow you to continue to work lawfully for up to 12 months while you are waiting to sit your exam.

Non-apprentice pathway

Title: Non-apprentice pathway

To apply via this pathway, you must meet the following conditions:

  • Have at least 4 years in the required AoEs
  • Can interpret and apply the compliance requirements for this class

and

  • Have a current Construction Induction Card (white or red card)

And have successfully completed either the:

  • Prescribed units for this class
    or
  • Prescribed safety units for this class and can demonstrate the same knowledge and skill as a person who has completed the prescribed units

and

  • Can provide a Technical Referee Report from a suitably qualified licenced plumber in this class

Plus

  • Successfully complete the BPC non-apprentice registration exam for this class.

Are you eligible for provisional registration?

Some persons may be eligible for PR. PR allows you to work lawfully for up to 12 months while you are waiting to complete your BPC registration exams.

Mutual recognition

If you hold a current registration or licence in another Australian jurisdiction or New Zealand that the BPC recognises as equivalent to this class, you may be eligible to apply for MR.

Licence

To become licenced in this class, you must meet the following conditions:

  • Hold (or be eligible) to hold registration in this class.
  • Have an additional 2 years of practical experience.
  • Hold the prescribed units for licence in this class.

and

  • Successfully complete the BPC licence exam for this class.

Useful links

Last updated 30 June 2026
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