The Telecommunications (Licence Modification)(Standard Schedules) Regulations 1999

Publication of new Commonly Provided Interfaces

15.3  Where the Licensee does not have Interface Control in relation to any new commonly provided Interface Specification relating to any service described in sub-paragraph (i) or (ii) of the definition of Network Service, which the Licensee intends to use, and which is not published under paragraph 15.1 above:

(a) the Licensee shall notify such Interface Specification to the Director;

(b) the Licensee shall publish the Interface Specification in accordance with paragraph 15.6 below; and

(c) the Licensee shall not make any modifications to the Applicable Systems conforming to the new Interface Specification until a sufficient period has elapsed after publication of the Interface Specification to enable any Relevant Party to have a reasonable period in which to make any appropriate modifications to apparatus connected to the Applicable Systems. Such period shall be not less than 15 months, except where the Director has consented to a shorter period following the written application of the Licensee.