Guidance: Flood and Coastal Erosion Risk Management: appraisal guidance

Updated: Added a note that although HM Treasury has updated the Green Book you should continue to use this current policy and guidance until we update them.

HM Treasury has updated the Green Book – its guidance on how to evaluate government policies, projects and programmes.

You can continue to use this flood and coastal erosion risk management appraisal guidance until we update it. You can also follow:

additional appraisal guidance on the developing a project business case page
the Defra policy statement

This guidance is for those who undertake and review flood and coastal erosion risk management appraisals. It will also interest those affected by flood or coastal erosion risk.