Collection

Green Book supplementary guidance

Detailed appraisal guidance for specific topics, building on the general guidance that is set out in the Green Book

• From: HM Treasury
• Published: 6 October 2026

The Green Book is the UK government’s guidance on appraisal. Many of the topics in the Green Book are discussed in more detail in supplementary guidance. The list of Green Book supplementary guidance is set out below.

Departmental

• Green Book supplementary guidance: valuation of energy use and greenhouse gas emissions for appraisal
  • 30 November 2023
  • Guidance
• Better Regulation Framework
  • 5 September 2025
  • Guidance
• Green Book supplementary guidance: health
  • 21 April 2013
  • Guidance
• Green Book supplementary guidance: climate change and environmental valuation
  • 8 April 2025
  • Guidance
• Transport analysis guidance
  • 28 May 2026
  • Guidance
• Economic and social cost of fire
  • 29 June 2023
  • Research and analysis
• Competition assessment: guidelines for policymakers
  • 28 July 2023
  • Guidance
• Economic and social costs of crime 2019 to 2020
  • 27 May 2026
  • Research and analysis

Subject

• Green Book supplementary guidance: examples of appraisal calculations
  • 30 June 2026
  • Guidance
• Green Book supplementary guidance: wellbeing
  • 18 November 2022
  • Guidance
• Green Book Supplementary Guidance: Value for Money
  • 18 November 2022
  • Guidance
• Green Book supplementary guidance: multi-criteria decision analysis
  • 16 May 2024
  • Guidance
• Agile digital and IT projects: clarification of business case guidance
  • 28 August 2024
  • Guidance
• Green Book supplementary guidance: discounting
  • 5 February 2026
  • Guidance
• Green Book supplementary guidance: valuing infrastructure spend
  • 18 November 2022
  • Guidance
• Supporting public service transformation: cost benefit analysis guidance for local partnerships
  • 2 April 2014
  • Guidance
• Green Book supplementary guidance: stated preference techniques
  • 21 April 2013
  • Guidance
• Green Book supplementary guidance: optimism bias
  • 21 April 2013
  • Guidance
• Digital and Data Benefits framework
  • 7 April 2026
  • Policy paper