# Council Directive of 25 June 1987 on the frequency bands to be reserved for the coordinated introduction of public pan-European cellular digital land-based mobile communications in the Community (87/372/EEC), Article 2

Extent: E+W+S+N.I.

For the purposes of this Directive, the following definitions shall apply:
(a) ‘ GSM system ’ shall mean an electronic communications network that complies with the GSM standards, as published by ETSI, in particular EN 301 502 and EN 301 511;
(b) ‘ UMTS system ’ shall mean an electronic communications network that complies with the UMTS standards as published by ETSI, in particular EN 301 908-1, EN 301 908-2, EN 301 908-3 and EN 301 908-11.

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Source: https://www.legislation.gov.uk/eudr/1987/372/article/2 (the official version)
Page: https://openlegislation.uk/eu-directive-1987-372/article-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.