HC Deb 04 April 1974 vol 871 c426W
Mr. Bates

asked the Secretary of State for the Environment what was the number of (a) deaths and (b) serious head injuries caused by road traffic accidents to motor cyclists in (1) the last full year before and (2) the first full year after the introduction of mandatory wearing of crash helmets by motor cyclists.

Mr. Mulley

Mandatory wearing of safety helmets by riders and passengers of two-wheeled motor vehicles was introduced on 1st June 1973. The following give a reliable comparison:

Two-wheeled Motor Vehicles: Deaths: Great Britain
Period (4 months) Deaths
July-Oct. 1973 276
July-Oct. 1972 299

Information on serious head injuries is not available.