Industrial Water Solutions Demonstration Fund (IWSDF)

Implementation of full-scale recycling plant for realisation of water savings. IWSDF aims to support early adopters of innovative solutions or emerging / recently developed technologies.

Funding Support

Upon successful application, PUB will provide a grant for recycling plant based on the lower of the following:

a) Water Savings Incentives: PUB will support the applicant at $0.71 for every m3 of PW / $0.45 for every m3 of NW / $0.37 for every m3 of IW saved over the economic life of the water recycling plant or 15 years (whichever is earlier); OR

b) Capital Cost: Up to 50% of the capital cost of the water recycling plant.

Note: Subject to a cap of $4 million per project.


1) Premises with monthly water consumption* of at least  10,000 m3 .
2) At least 5% water reduction within the premises.
3) The project should utilize an emerging / recently developed technology or an innovative application of existing technologies which has not been implemented in the industry.

*Monthly water consumption includes consumption of Potable Water (PW)/ NEWater (NW)/ Industrial Water (IW) based on past 6 months water bills.

Back to Public Utilities Board (PUB) – Singapore’s National Water Agency Grants