The regulation governs self-supplied building drinking water supplies, defined as systems providing water to up to 10 buildings or a maximum of 500 people, including additional provisions for multiple buildings. Source water may include bore, spring, roof, or surface water and can be located on the supplier’s property or another person’s property, with supplies potentially supplemented by other registered water carriers or networked systems. Compliance with Schedule 1 of the solution ensures adherence to key provisions of the Water Services Act 2021, including duties related to water quality, safety plans, record-keeping, source water risk management, and applicable compliance rules. Suppliers meeting these requirements are exempt from preparing separate drinking water safety plans or demonstrating compliance with other regulatory rules. The text contains 7 Articles and one Schedule on Requirements for Self-supplied Buildings Contents.