- 25 - services in them to any contractor, according to the terms and regulations in force. Article 69 The contractor shall: 1. Abide by all the instructions delivered by the phone administration; 2. Open the telephone booth during the fixed working hours; 3. Ensure the distribution of all calls to their destinations; 4. Post on the booth door the call costs and working hours; 5. Maintain the equipment and devices in his custody; 6. Pay the due fees, in time, to the Ministry. Mobile Network Telecommunications Services Article 70 Providing services pertaining to mobile telephone telecommunications shall be subject to a prior authorisation from the Council of Ministers according to the franchise terms set by the Ministry. The license may be withdrawn according to the terms of the license. Chapter Eleven Independent Networks Article 71 The installation of internal wireless networks destined for transmission and reception on the Palestinian territories shall be subject to a license from the Ministry on the basis of a mandate from the Council of Ministers, either if the stations use wire or wireless waves or those equipped for transmission and reception for technical tests or scientific experiments, or those used for specific purposes which do not contradict with the services of the Ministry.