 electrical goods, and telecommunications. Its telecommunication ernment's Department of Trade and Industry (DTI) is involved in standards responsibilities date back to the British Telecommunica- many aspects of standards formulation and enforcement, at the tions Act 1981 (subsequently superseded by the Telecommunica- national and the international levels. It has three prime roles: tions Act 1984), when the BSI agreed to assist the DTI in the liberalisation process within telecommunications, by producing To act as the UK Administration for Post and Telecommunica- British Standards. tion matters, following the privatisation of its public operator The Telecommunications Standards Policy Committee (TCT/-) (BT). Therefore the DTI represents the UK in CEPT. first met in March 1981. Several committees have since been set up To act as the Government department responsible for all UK to look at various aspects of standardisation, for example Electrical legislation on telecommunication matters. Safety (TCT/1), Public Switched Telephone Network (TCT/2), CCITT PLENARY STUDY GROUPS UK CO-ORDINATION COMMITTEES UK CCITT MEMBERS Figure 22.10 DTI's co-ordination role for CCITT representation 22/22 Telecommunication standards EUROPEAN COMMISSION (TRAC) (SOGT) OFTEL TRADE & USER NETWORK ASSOCIATIONS OPERATORS Figure 22.11 DTI's co-ordination role for CEPT and the EC Telephone Instruments (TCT/2/1), Telex Network (TCT/3), Packet making bodies, and technical reports for its members. These stand- Switching Service (TCT/4), Private Circuits (TCT/5), Digital Net- ards are voluntary and are submitted to the standards bodies as works (TCT/6), Installation Requirements (TCT/7) and Private technical contributions or to propose new work. Several ECMA Branch Exchanges (TCT/8). Its technical committees consist of standards have been endorsed by ISO/IEC and by CENELEC and individuals nominated by various organisations, such as manufac- published by them as international or European standards. ECMA turers and user groups. It is financed by subs