Changes to Rail Vehicle Accessibility (South West Trains Class 458 Vehicles) Exemption 1999
S.I. 1999/2404
Made by Rail Vehicle Accessibility (South West Trains Class 458 Vehicles) Exemption 2000
3 changes. All changes to Rail Vehicle Accessibility (South West Trains Class 458 Vehicles) Exemption 1999
From legislation.gov.uk's record of changes, the official one: see it there.