# The Telecommunications (Licence Modification) (Fixed Voice Telephony and International Facilities Operator Licences) Regulations 1999, Schedule 4: THE APPLICABLE SYSTEMS




---
Source: https://www.legislation.gov.uk/uksi/1999/2451/schedule/4 (the official version)
Page: https://openlegislation.uk/telecommunications-licence-modification-fixed-voice-telephony-and-international-facilities-operator-licences-regulations-1999/schedule-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.