Guidance: TAG data book
The TAG data book provides all of the appraisal and modelling values referred to in TAG guidance. The data book features historical information and factual reference information about the appraisal and modelling values.
The previous version, TAG data book v2.02, was released in December 2025.
This is an extract. The publication continues at the source.
Contains public sector information licensed under the Open Government Licence v3.0. Licence
Read the original at the source: https://www.gov.uk/government/publications/tag-data-book
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Provenance
- Organization
- Department for Transport — imported from official source
- Official source
- https://www.gov.uk/government/organisations/department-for-transport.atom ATOM
- Imported
- November 05, 2026 10:30
- Versions
- 1 recorded
- Identity
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https://www.gov.uk/government/publications/tag-data-book#2026-11-05T09:30:05Z