12VAC5-635-270. General certification.
A. Premanufactured treatment systems and equipment and materials used to assemble treatment systems that are not premanufactured shall be labeled to demonstrate that the systems, equipment, and materials comply with NSF standards, as follows:
1. NSF/ANSI 53-2020 for point-of-entry or point-of-use filtration systems;
2. NSF/ANSI 55-2020 for ultraviolet disinfection systems;
3. NSF/ANSI/CAN 60-2020 for water treatment chemicals;
4. NSF/ANSI/CAN 61-2020 for protective barrier materials, joining and sealing materials, mechanical devices, plumbing devices, pipes, hoses, pipe fittings, process media, and nonmetallic potable water materials; and
5. NSF/ANSI 350-2020 and NSF/ANSI/CAN 350.1-2017 for material, design, construction, and performance requirements for reuse water.
B. Harvested rainwater is not reuse water. However, NSF/ANSI 350-2020 and NSF/ANSI/CAN 350.1-2017 establish baseline standards suitable for equipment and materials used in the design, installation, and operation of rainwater harvesting systems.
C. A person providing design, installation, or inspection of rainwater harvesting systems shall be certified by the American Society of Sanitary Engineering (ASSE) as follows:
1. Rainwater Harvesting System Designers shall maintain ASSE 21120 Rainwater Catchment Systems Designer certification.
2. Rainwater Harvesting System Installers shall maintain ASSE 21110 Rainwater Catchment Systems Installer certification.
3. Rainwater Harvesting System Inspectors shall maintain ASSE 21130 Rainwater and Stormwater Catchment Systems Inspector certification.
Statutory Authority
§§ 32.1-12 and 32.1-248.2 of the Code of Virginia.
Historical Notes
Derived from Virginia Register Volume 41, Issue 5, eff. November 20, 2024.