Plumber – Occupation Information

Introduction

A Plumber is a licensed tradesperson who installs, maintains, and repairs systems related to water supply, drainage, gas, and waste disposal.

They work across residential, commercial, and industrial environments, ensuring that plumbing systems operate safely and efficiently.

Plumbers are responsible for installing pipes, fixtures, and appliances, as well as diagnosing and resolving issues such as leaks, blockages, and system faults.

This trade plays a key role in maintaining health, safety, and building functionality.

Types of Plumbing Work

Plumbers may specialise depending on the systems they work with.

Common types include:

Water Supply Plumbing
Drainage and Sewer Plumbing
Gasfitting
Roof and Mechanical Plumbing

1. Water Supply Plumbing

This involves systems that deliver clean water to buildings.

Work Scope

Work Type	Description
Pipe Installation	Installing hot and cold water systems
Fixture Installation	Sinks, taps, showers, and toilets
System Maintenance	Ensuring proper water flow
Leak Repairs	Detecting and fixing leaks

2. Drainage and Sewer Plumbing

This focuses on removing wastewater safely.

Work Scope

Work Type	Description
Drain Installation	Installing underground drainage systems
Sewer Connections	Connecting to main sewer lines
Blockage Clearing	Removing obstructions
Waste Systems	Managing wastewater flow

3. Gasfitting

Gasfitting involves installing and maintaining gas systems.

Work Scope

Work Type	Description
Gas Line Installation	Installing gas supply pipes
Appliance Connection	Gas stoves, heaters, and systems
Leak Testing	Ensuring safe operation
Safety Checks	Maintaining compliance with safety standards

4. Roof and Mechanical Plumbing

This includes specialised systems related to buildings.

Work Scope

Work Type	Description
Roof Drainage	Gutters and downpipes
Rainwater Systems	Collection and reuse systems
Heating and Cooling Systems	Piping for mechanical systems
System Integration	Connecting plumbing with building systems

State and Territory Licensing Authorities

Plumbing is a regulated trade, and licensing is required to carry out most plumbing work.

State / Territory	Licensing Authority	Requirement	Website
New South Wales	Fair Trading NSW	Licence required	https://www.nsw.gov.au
Victoria	Victorian Building Authority	Licence/registration required	https://www.vba.vic.gov.au
Queensland	QBCC	Licence required	https://www.qbcc.qld.gov.au
South Australia	Consumer and Business Services	Licence required	https://www.cbs.sa.gov.au
Western Australia	Building and Energy	Licence required	https://www.wa.gov.au
Tasmania	CBOS	Licence required	https://www.cbos.tas.gov.au
Australian Capital Territory	Access Canberra	Licence required	https://www.accesscanberra.act.gov.au
Northern Territory	NT Government	Licence required	https://nt.gov.au

Training and Qualification Requirements

Plumbers must complete formal training and licensing requirements before working independently.

Primary Qualification

Qualification	Description
Certificate III in Plumbing	Core trade qualification
Apprenticeship (3–4 years)	Practical training pathway
Certificate IV in Plumbing and Services	Required for advanced licensing
White Card	Required for construction work

Key Training Areas

Pipe installation and system design
Water and drainage systems
Gas installation and safety
Reading plans and technical drawings
Testing and maintenance procedures
Workplace safety practices

Industry Experience

Hands-on experience is essential in plumbing.

Typical experience includes:

Installing and repairing plumbing systems
Working with water, gas, and drainage networks
Diagnosing faults and performing repairs
Using specialised tools and equipment
Working on construction and maintenance projects

Experience ensures safe, efficient, and compliant plumbing systems.

Compliance and Industry Regulations

Plumbers must follow strict regulations due to safety risks.

Key responsibilities include:

Completing work according to plumbing standards
Ensuring safe installation of water and gas systems
Testing systems for leaks and performance
Providing required compliance documentation
Following workplace safety procedures

Compliance and Penalties

Failure to comply may result in:

Water leaks or system failures
Gas safety hazards
Property damage
Legal penalties and fines
Issues with inspections or approvals

Where to Verify a Licence or Registration

State / Territory	Authority	Verification Link
New South Wales	Licence Check NSW	https://verify.licence.nsw.gov.au
Victoria	VBA Practitioner Search	https://www.vba.vic.gov.au
Queensland	QBCC Licence Search	https://www.qbcc.qld.gov.au
Western Australia	WA Government	https://www.wa.gov.au
South Australia	CBS Licence Register	https://www.cbs.sa.gov.au
Tasmania	CBOS Licence Search	https://www.cbos.tas.gov.au
Australian Capital Territory	Access Canberra	https://www.accesscanberra.act.gov.au
Northern Territory	NT Government	https://nt.gov.au

Career Roles in Plumbing

Plumber
Gasfitter
Drainage Specialist
Maintenance Plumber
Mechanical Services Plumber

Job Outlook and Salary

Experience Level	Average Salary
Entry-Level	$60,000 – $75,000
Experienced	$75,000 – $110,000
Senior / Contractor	$110,000 – $150,000+

Demand is supported by construction, maintenance services, infrastructure development, and ongoing repair needs.

Frequently Asked Questions

What does a plumber do?
A plumber installs and repairs systems for water, gas, and drainage.

Do plumbers need a licence?
Yes, plumbing work requires licensing in all regions.

How long does it take to become a plumber?
Usually 3–4 years through an apprenticeship.

Is plumbing a good career?
Yes, it offers steady demand, strong earning potential, and career growth.