# The Telecommunications (Licence Modification) (Mobile Public Telecommunication Operators) Regulations 1999, Paragraph 5


In sub-paragraph (c) of paragraph 3 of condition 15, at the end there shall be inserted the words “ ,or, in the case of a Customer Interface Specification related to the provision of Mobile Radio Telecommunication Services, not less than 90 days. ”;

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Source: https://www.legislation.gov.uk/uksi/1999/2452/schedule/2/paragraph/5 (the official version)
Page: https://openlegislation.uk/telecommunications-licence-modification-mobile-public-telecommunication-operators-regulations-1999/schedule-2/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.