Guidance Notes for Rainwater Harvesting Systems (Revision 3, October 2025)
Current — verified Last verified: 2026-10-29
| Publisher | PUB, Singapore's National Water Agency |
|---|---|
| Country | Singapore |
| Category | Professional Practice Guides · Drainage and Environmental Engineering |
| Publication date | 2025 |
| Edition | Revision 3 - October 2025 |
| Revision status | Current — verified |
| Language | English |
Description
Conditions and requirements for rainwater harvesting systems for non-potable use, which require PUB approval under the Sewerage and Drainage Act.
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