RESEARCH & RESOURCES
A small, carefully selected reading list. Official guidance takes priority over general information on this website. Reviewed 13 November 2026.
01 / NSW GOVERNMENT
NSW Government explains that plumbing, draining and gasfitting require the appropriate licence or certificate, irrespective of job value. Different work categories apply.
Use the official register to check the contracting name, relevant work category and current status before engaging a provider.
Read NSW Government guidance →Page updated 31 July 2026; reviewed 13 November 2026.
Open Verify NSW →02 / SYDNEY WATER
Responsibility for wastewater blockages depends on the fault location. A private plumbing issue and a network fault can require different next steps.
Sydney Water explains warning signs, reporting and the distinction between private pipes and its network. Stay clear of wastewater overflows and report them through its faults service.
Read Sydney Water guidance →Publication date not stated; reviewed 13 November 2026.
03 / SERVICE NSW
Service NSW provides a route to the contractor licence register and explains the details you can use to search.
Ask the provider for its contracting identity and licence details, then review the relevant record directly.
Read the licence-check guide →Published 15 August 2025; reviewed 13 November 2026.