Program Guidelines
Manufacturers, licensed certifying bodies, builders, home certification organizations, and professional certification organizations must adhere to the requirements of all relevant final product, home, and professional certification program specifications and technical clarifications, the relevant certification system, and the following program documents:
- WaterSense Program Guidelines (33 pp, 492 K, About PDF)
- WaterSense Program Mark Guidelines (10 pp, 377 K, About PDF)