No. 34 Communications (5) The Authority may, in respect of any assignment of numbers, determine and impose certain terms and conditions, including the area for which the assignment is valid. 90. A person to whom a number has been assigned shall not transfer the rights to use that number to any third party. 91. The Authority shall issue rules relating to__ (a) the introduction of number portability; (b) the creation of a national number portability database; and (c) cost allocation and cost recovery among electronic communications licensees. PART XI__REgISTRATION OF gENERIC NUMBERS ANd SIM CARdS 92.__(1) A person who uses a generic number or owns or intends to use a SIM card for voice telephony services shall register that generic number or SIM card with any electronic communications licensee or with the distributor, agent or dealer of the electronic communications licensee, authorized to provide or sell generic numbers or SIM cards. (2) Any electronic communications licensee or the distributor, agent or dealer of the electronic communications licensee, shall__ (a) where a potential subscriber is a natural person, obtain and fill in a form the following information__ (i) the full name of the subscriber; (ii) the identity card number, or any other document that proves the identity of the subscriber; and (iii) the residential and business or registered physical address of the subscriber, (b) where the potential subscriber is a legal entity, obtain and fill in a form particulars of the subscriber, together with a certified copy of the subscriber's__ (i) certificate of registration or incorporation; (ii) business licence; and (iii) where applicable, tax payer identification certificate number; and (c) obtain from the potential subscriber any other information that the electronic communications licensee deems necessary. (3) An electronic communications licensee, or the distributor, agent or dealer of the electronic communications licensee, shall, before filling in the particulars of a potential subscriber referred to in subsection (2)__ 45 Rights not to be transferred Rules relating to number portability, etc. Registration of generic numbers and SIM cards