BREEAM Pol 03 — Flood and Surface Water Management
How BREEAM Pol 03 (flood and surface water management) is assessed, the evidence your assessor needs and how to secure the credits early. Fixed-fee UK assessors
BREEAM Pol 03: flood and surface water management
Pol 03 rewards siting and designing the building to avoid flood risk and to control surface water run-off, quantity and quality through drainage design.
Get a fixed-fee quote or book a call with an assessor. We reply the same working day with the scheme, timeline and fee for your project.
What Pol 03 assesses and the evidence needed
| Requirement | Typical evidence |
|---|---|
| Flood risk assessment | Site-specific FRA |
| Surface water run-off rates and volumes | Drainage strategy and calculations |
| Pollution prevention and watercourse protection | SuDS design details |
Exact criteria and credit numbers depend on the scheme and manual version your project is registered under. Your assessor confirms them at pre-assessment.
How to secure Pol 03 without extra cost
- Agree the target at pre-assessment, before RIBA Stage 2.
- Give the responsible designer or contractor a clear evidence list.
- Check the evidence at design stage so nothing is lost at post-construction review.
Related guides
Frequently Asked Questions
What is BREEAM Pol 03?
The flood and surface water management credit, covering flood risk and the rate, volume and quality of surface water leaving the site.
Who provides the evidence for Pol 03?
Usually the civil or drainage engineer, through the flood risk assessment and drainage strategy.
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