2A requirement to do what is necessary to inform designated persons holding office under the Crown concerning matters and things transmitted or in the course of transmission by means of telecommunication services provided by a public telecommunications operator may be laid on the operator for the like purposes and in the like manner as, immediately before the appointed day, a requirement could have been laid on British Telecommunications to do what is necessary to inform such persons concerning matters and things transmitted or in the course of transmission by means of such services provided by it.