Electronic and Postal Communications (Mobile Number Portability) G.N. No. 422 (contd) (5) A donor shall not recover any costs related to mobile number portability from the porting mobile subscriber. PART IV GENERAL PROVISIONS Quality of Services 12.-(1) A licensee shall ensure that any service passing through its network is delivered at the level of quality prescribed in the Quality of Service Regulations. (2) A licensee shall ensure that number portability complies with the prescribed quality of service parameters. Nondiscriminatory treatment 13.-(1) A recipient shall not provide services on any less favorable terms than those it affords to subscribers of its own, its subsidiaries, affiliates, or other similarly situated network or licensee. (2) A licensee committing a fraudulent port shall bear all the costs for reversing the port. (3) Notwithstanding the provision of sub regulation (8), a person who commits fraudulent porting commits and offence under these Regulations and shall on conviction, be liable to imprisonment for a term not exceeding twelve months or to a fine not exceeding Tanzania shillings five hundred thousand or to both. Dispute Resolution 14.-(1) In case of any dispute on number portability, the Authority may require the petitioning party and the responding party to provide such information as may be necessary for the Authority to determine the matter. (2) Where any party refuses or fails to provide the information required by the Authority within the time prescribed, the Authority may proceed to resolve such issues on the basis of the best information available. (3) In resolving any dispute on number portability, the Authority may(a) impose appropriate conditions on implementation 103