CPC31420 Certificate III in Construction Waterproofing


The CPC31420 Certificate III in Construction Waterproofing reflects the role of waterproofers working in internal, external and below ground wet areas on residential and commercial projects. It is also a useful qualification for tilers and plasterers.

This practical course is delivered mainly on the job, allowing participants to learn, validate and improve their skills and knowledge within their trade. Some units may require attendance at our training session if they involve work you are not normally undertaking on a regular basis such as below ground waterproofing.

This qualification has core units of competency requirements that cover common skills for the construction industry, as well as specialist units in waterproofing field of work.

This course is delivered by National Construction Training (NCT), a trading name of National Training Services Pty Ltd (RTO 21254).


Career outcomes after completing this course may include:

  • Waterproofer
  • Waterproofing specialist
  • Remedial waterproofer
  • Self employed waterproofing subcontractor


    This qualification is suitable for those who are currently undertaking waterproofing tasks in the building and construction industry and are looking to become qualified in preparation for the introduction of new Victorian Building Authority trades registration requirements which have been approved by the Victorian Government.

    Holding the waterproofing qualification will assist waterproofers to provide a statement that they have complied with the relevant Standard in compliance with the National Construction Code.


    Training for this qualification is conducted on the job over 11 months.


    There are no prerequisite qualification requirements, however applicants should be employed with the building and construction industry.

    You must have completed unit CPCWHS1001 Prepare to Work safely in the construction industry prior to commencing the course. Either a Statement of Attainment must be submitted as evidence prior to commencing the course or they must confirm having a valid White Card by selecting the option ‘Yes’ in ‘Vocational Education and Training Qualification History’ section of NTS Enrolment Application Form.


    National Training Services can access state government funding for this qualification through the Victorian Skills First funding program. Participants who are eligible for Skills First funding will pay no tuition fees. If participants are not eligible for funding a fee may be required, please contact NTS for details on fee for service costs.

    You may be eligible for Skills First Funding if you are:

    • an Australian citizen, permanent resident, New Zealand citizen, or a holder of an approved bridging, protection, safe haven or humanitarian visa; and
    • living in Victoria
    • enrolling in no more than 2 Skills First funded programs this year

    Statement of fees for Skills First funded students

    Contact National Training Services to inquire about your eligibility for State Government funding. Phone 03 9988 7989.


    To be awarded the CPC31420 Certificate III in Construction Waterproofing, competency must be achieved in nineteen (19) units. These are comprised of:

    • Fourteen core units
    • Five elective units

    View the brochure and list of units here  →


    Students who complete these qualifications may wish to continue study with either:

    CPC50220 Diploma of Building and Construction (Building)

    Dual Qualification – CPC40120 Certificate IV in Building and Construction and CPC50220 Diploma of Building and Construction (Building)


    Learning materials are supplied by NTS all physical materials and equipment are to be provided by the workplace.


    • Short answer questions
    • Workplace activities
    • Workplace Observations
    • Projects related to waterproofing


    • One on one learning
    • Self-paced reading
    • Research
    • Practical demonstration and practice
    • Training and assessment is mainly on-the-job
    • There are 3 units that may require attendance at our training center in Thomastown for one or two days. You will be notified by your trainer if this is required
    Helpful links

    training.gov.au  –  for detailed course information.

    vba.vic.gov.au  –  Victorian Building Authority

    Trades Registration Schedule.- For Carpentry (which replaces Formwork / Falsework in December 2024), Waterproofing and Concreting trades


      Brokering Arrangements
      National Training Services has appointed brokers to identify and recruit workplaces and individuals wishing to undertake this training. See the National Training Services Brokers List on our Compliance page for details.
      Compliance with Regulatory Requirements
      Access information about compliance with regulatory requirements including student information; complaints and appeals processes and forms; support services; and privacy arrangements.


      For eligible students this training is delivered with Victorian and Commonwealth Government funding.