Electronic And Postal Communications (Digital and other Broadcasting Networks) G.N. No. 418 (contd) carried by Multiplex Operators on the digital network to realize smooth digital migration during the simulcast period. (4) In the simulcast period, national content service licensees shall be required to provide simultaneous delivery of the same content on both analogue and digital platforms. (5) The Authority shall have powers to modify the current licenses for content services, multiplex operator and frequency usage in accordance with the provisions of these Regulations for the purpose of creating a conducive digital broadcasting environment. (6) In making out modification referred to under subregulation (4), the licensee shall not be liable for compensation. (7) Network facilities licensees authorized to provide digital multiplex services and content service licensees shall(a) prepare and meet roll-out plans within twelve months and phases of implementation approved by the Authority; (b) accommodate other services where applicable; (c) accommodate new applicants for sound broadcasting; (d) attain coverage greater than that during analogue broadcasting at analogue switch-off date; (e) not inhibit advancement of technology in the digital terrestrial broadcast chain; (8) The content services licences under analogue platform shall lapse upon expiry of authorized simulcast period. (9) The content services licensee under analogue platform shall be required to surrender the frequencies to the Authority upon expiry of the authorized simulcast period for the purpose of re-planning of spectrum. Simulcast Period 18. Simulcast shall be mandatory and the content service licensees shall(a) provide simultaneous delivery of the same content on both analogue and digital platforms; (b) enter into service level agreement with Multiplex Operator in accordance with Regulation 9(1); 46