Qualification Outline
22/07/2026 5:38 AM AWST
Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.
Certificate III in Plumbing
Certificate III in Plumbing
CPC32420
BGC2
Current
Approved
National Endorsed, State Implementation and Classification
Releases
| Release Version | Release Date | TGA Status | DTWD Status |
|---|---|---|---|
| 7.00 | 24/12/2024 | Current | Approved |
| 6.00 | 18/03/2022 | Replaced | Approved |
| 5.00 | 09/12/2021 | Replaced | Approved |
| 4.00 | 22/06/2021 | Replaced | Approved |
| 3.00 | 09/03/2021 | Replaced | Approved |
| 2.00 | 23/12/2020 | Replaced | Pending |
| 1.00 | 27/11/2020 | Replaced | Approved |
Description
This is a trade qualification for plumbers in residential, industrial and commercial workplaces who are responsible for assembling, installing and maintaining water services, sanitary plumbing and sanitary drainage, gas, roofing and mechanical services in both existing and new constructions.
Occupational titles could include:
Plumber
Plumber and drainer
Plumber and gasfitter
Gasfitter
Roof plumber
Mechanical services plumber.
The plumbing industry strongly affirms that training and assessment leading to recognition of skills must be undertaken in a real or closely simulated workplace environment and this qualification requires all units of competency to be delivered and assessed in this context.
Completion of the general construction induction training program specified by the model Code of Practice for Construction Work is required before entering a construction work site. Achievement of CPCWHS1001 Prepare to work safely in the construction industry meets this requirement.
This is a licenced occupation. State and territory jurisdictions may have different licensing, legislative, regulatory or certification requirements. Relevant state and territory regulatory authorities should be consulted to confirm those requirements.
This qualification is suitable for an Australian Apprenticeship pathway.
Schedule
Packaging Rules
To be awarded this qualification, competency in one of the four occupational options must be achieved.OPTION 1: General Plumbing
For the award of the CPC32420 Certificate III in Plumbing (General Plumber) a minimum of fifty eight (58) units are to be completed as follows:
- Forty three (43) core units
- Fifteen (15) elective units
Electives are to be selected as followed:
- Eight (8) units from Group A and
- Four (4) units from Group B and
- Three (3) units from Group C
Up to four (4) elective units may be replaced by units from any other group or from any relevant nationally endorsed Training Package or accredited course. The units must contribute to the vocational outcomes of the qualification.
OPTION 2: General Plumbing - Roofing
For the award of the CPC32420 Certificate III in Plumbing (General Plumber and Roofing) a minimum of sixty two (62) units are to be completed as follows:
- Forty three (43) core units
- Nineteen (19) elective units.
Electives are to be selected as followed:
- Eight (8) units from Group A and
- Four (4) units from Group B and
- Three (3) units from Group C and
- Four (4) units from Group D
Up to four (4) elective units may be replaced by units from any other group or from any relevant nationally endorsed Training Package or accredited course. The units must contribute to the vocational outcomes of the qualification.
OPTION 3: General Plumbing - Mechanical
For the award of the CPC32420 Certificate III in Plumbing (General Plumbing and Mechanical) a minimum of seventy three (73) units are to be completed as follows:
- Forty three (43) core units
- Thirty (30) electives
Electives are to be selected as followed:
- Eight (8) units from Group A and
- Four (4) units from Group B and
- Three (3) units from Group C and
- Seven (7) units from Group E and
- Eight (8) units from Group F
Up to four (4) elective units may be replaced by units from any other group or from any relevant nationally endorsed Training Package or accredited course. The units must contribute to the vocational outcomes of the qualification.
OPTION 4: General Plumbing - Roofing and Mechanical
For the award of the CPC32420 Certificate III in Plumbing (General Plumber Roofing and Mechanical) a minimum of seventy seven (77) units are to be completed as follows:
- Forty three (43) core units
- Thirty four (34) electives
Electives are to be selected as followed:
- Eight (8) units from Group A and
- Four (4) units from Group B and
- Three (3) units from Group C and
- Four (4) units from Group D and
- Seven (7) units from Group E and
- Eight (8) units from Group F
Up to four (4) elective units may be replaced by units from any other group or from any relevant nationally endorsed Training Package or accredited course. The units must contribute to the vocational outcomes of the qualification.
An asterisk (*) against a unit code on TGA indicates that the unit has a prerequisite. Please check the unit for information on this. All prerequisites are packaged in the qualification.
1. Core Units
All forty three (43) units must be completed.
2. Group A
Please refer to the packaging rules for the full details of available options
3. Group B
Please refer to the packaging rules for the full details of available options
| State Code | National Code | Title | Hours | Type |
|---|---|---|---|---|
| OCM92 | CPCPGS3055 | Install gas sub-meters | 6 | Unit of competency |
| OCN18 | CPCPGS3060 | Install LPG storage of aggregate storage capacity exceeding 500 litres and less than 8 kl | 8 | Unit of competency |
| OCN99 | CPCPGS3046 | Install LPG systems in caravans, mobile homes and mobile workplaces | 20 | Unit of competency |
| OCN44 | CPCPGS3047 | Install LPG systems in marine craft | 20 | Unit of competency |
| OCN94 | CPCPGS3052 | Maintain Type A gas appliances | 8 | Unit of competency |
| OCN54 | CPCPCM2053 | Weld using metal arc welding equipment | 8 | Unit of competency |
4. Group C
Please refer to the packaging rules for the full details of available options
| State Code | National Code | Title | Hours | Type |
|---|---|---|---|---|
| OCD19 | RIIWHS202E | Enter and work in confined spaces | 24 | Unit of competency |
| OBM90 | RIICTT306E | Install cure in-place linings for existing pipeline systems | 68 | Unit of competency |
| OCM81 | CPCPSN3025 | Install pre-treatment facilities | 10 | Unit of competency |
| OCM79 | CPCPSN3026 | Install sewerage pumpsets | 8 | Unit of competency |
| OCO41 | CPCPDR3025 | Plan layout and install vacuum drainage systems | 35 | Unit of competency |
5. Group D
Please refer to the packaging rules for the full details of available options
| State Code | National Code | Title | Hours | Type |
|---|---|---|---|---|
| OAP32 | CPCCCM2008 | Erect and dismantle restricted height scaffolding | 16 | Unit of competency |
| OCN03 | CPCPRF2024 | Fabricate roof coverings for curved structures | 16 | Unit of competency |
| OCM91 | CPCPRF3025 | Install roof coverings to curved roof structures | 24 | Unit of competency |
| OCM89 | CPCPRF3026 | Install roof sheets, wall cladding and complex flashings | 25 | Unit of competency |
| BBA88 | CPCCCM3001 | Operate elevated work platforms up to 11 metres | 16 | Unit of competency |
| OCN02 | CPCPRF3021 | Receive roofing materials | 4 | Unit of competency |
| OCM88 | CPCPRF3027 | Select and install a heritage roof system | 25 | Unit of competency |
| OCN08 | CPCPRF2022 | Select and install roof sheeting and wall cladding | 25 | Unit of competency |
6. Group E
Please refer to the packaging rules for the full details of available options
| State Code | National Code | Title | Hours | Type |
|---|---|---|---|---|
| OCN69 | CPCPMS2021 | Assemble mechanical services components | 12 | Unit of competency |
| OCN67 | CPCPMS3031 | Fabricate and install steel pressure piping | 52 | Unit of competency |
| OCM68 | CPCPMS3038 | Install air conditioning control equipment | 8 | Unit of competency |
| OCN58 | CPCPMS3036 | Install air handling units | 12 | Unit of competency |
| OCN61 | CPCPMS3035 | Install and test ducting systems | 12 | Unit of competency |
| OCN55 | CPCPMS3039 | Maintain mechanical services equipment | 8 | Unit of competency |
| OCM82 | CPCPMS3032 | Select and fit insulation and sheathing | 8 | Unit of competency |
7. Group F
Please refer to the packaging rules for the full details of available options
Replaces
| State Code | National Code | Title | Type |
|---|---|---|---|
| J787 | CPC32413 | Certificate III in Plumbing | Qualification |
No information
Entry Requirements
There are no entry requirements for this qualification.
Traineeships and Apprenticeships
For elite athletes the minimum hours of employment are 7.5 hours per week, which can be averaged over six month periods.
The elite athlete arrangement is available subject to the requirement of the applicable industrial instrument.