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AS/NZS 3500.3:2025 Plumbing and drainage, Part 3: Stormwater drainage 2025 cover

Standards Australia/Standards New Zealand

Version:  Fifth Edition 2025.  (Current)
AS/NZS 3500.3:2025 specifies the requirements for materials, design, installation and testing of roof drainage systems, surface drainage systems and subsoil drainage systems to a point of connection
Supervision Practice Standard for Apprentices in the Electrical Industry 2023 cover

NSW Department of Customer Service

Version:  2023.  (Current)
Explains the roles and responsibilities of employers, supervisors and apprentices in the electrical industry.