The Wireless Telegraphy (Automotive Short Range Radar) (Exemption) Regulations 2005
These Regulations exempt the establishment or installation of automotive short range radar equipment in a vehicle and the use of automotive short range radar equipment so established or installed from the requirement to be licensed under section 1(1) of the Wireless Telegraphy Act 1949 (c. 54). The equipment must operate within the frequency band between 77 gigahertz and 81 gigahertz, meet the mean power density requirements and not cause undue interference to other users of the frequency band.