Guidance

TAG unit A4-2 distributional impact appraisal

Guidance on the analysis of distributional impacts caused by transport interventions.

• From: Department for Transport
• Published: 29 May 2020
• Last updated: 30 May 2024 — See all updates

Documents

TAG unit A4-2 distributional impact appraisal

PDF, 1010 KB, 85 pages

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Details

Guidance on the analysis of various distributional impacts caused by transport.

The transport impacts considered are:

• user benefits
• noise
• air quality
• accidents
• severance
• security
• accessibility
• personal affordability

These impacts are analysed for their effect on individual social groups.

The previous version of this guidance was published in May 2023.

TAG provides information on the role of transport modelling and appraisal, and how the transport appraisal process supports the development of investment decisions and business cases.

Published 29 May 2020
Last updated 30 May 2024 + show all updates

1. 30 May 2024

   TAG unit A4-2 updated.

2. 31 May 2023

   TAG unit A4-2 guidance updated.

3. 30 November 2022

   Forthcoming change note removed.

4. 19 October 2022

   Added forthcoming change notes.

5. 29 May 2020

   First published.