Original document : https://www.gov.uk/government/publications/green-book-supplementary-guidance-environment

Change description : 2025-04-08 15:03:00: Accounting for the effects of climate change supplementary Green Book guidance has been updated by Defra in consultation across government. The new guidance includes a set of standardised climate scenarios for government appraisal and a guide to applying climate impacts to traditional cost benefit analysis. [Guidance and regulation]

Showing diff : 2024-05-16 11:31:38.236968830 +00:00..2025-04-08 14:03:49.588032624 +00:00

Guidance

Green Book supplementary guidance: climate change and environmental valuation

Supplementary guidance to the Green Book covering the consideration of thenatural impactscapital ofand climateenvironmental changeimpacts in policy appraisal to ensure value for money of government spending. appraisal.

Published for21 governmentApril appraisal2013
Last andupdated a16 guideMay to2024 + show applyingall climate impacts to traditional cost benefit analysis.

updates

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Update history

2025-04-08 15:03
Accounting for the effects of climate change supplementary Green Book guidance has been updated by Defra in consultation across government. The new guidance includes a set of standardised climate scenarios for government appraisal and a guide to applying climate impacts to traditional cost benefit analysis.

2024-05-16 12:31
Minor technical update to guidance, which fixes broken links and updates old references.

2022-11-18 13:30
New link to the Green Book and its collection of accompanying guidance and materials collection page to improve signposting.