Deciding what should be preserved by the nation
https://group.sciencemuseum.org.uk/about-us/railway-heritage-designation-advisory-board/Members of the Railway Heritage Designation Advisory Board (RHDAB) are appointed by the Board of Trustees of the Science Museum Group for a term of three years.
Members are drawn from the railway industry, the archives and records offices, the museum world, and the heritage railway sector.
Established on 1 April 2013, the RHDAB meets three times a year to recommend artefacts and records for designation by the Board of Trustees of the Science Museum Group.