Page 49 of 82 (ii) the arrangement, if any, existing at the commencement of this Act, for providing subsidy from the earning of the service which is not subject to competition shall be progressively abolished within the time-limit specified by the Commission; (d) no person or group or class shall, in respect of tariff or charges for a service, be given undue preference or be subjected to discrimination or disadvantage. (2) The Commission may, in determining whether a tariff is fair and reasonable, adopt any clear and reasonable method, and such method may be based on the return of an operator or other information. (3) Where, in relation to a service provided by an operator, the Commission is of opinion that(a) an activity of an affiliate under the operator is integral part of that service ; and (b) the provisions of this Act or regulations are not sufficient for ensuring that the rate of charges fixed by the operator for the services are fair and reasonable, the Commission may consider the income or part thereof earned by the affiliate from the said activity is the income of the operator. 50. Discriminatory charges prohibited.- (1) An operator shall not, in relation to a service provided by him or the charges for such service, make any discrimination or create any inconvenience to any person or group or class, nor shall he give any unfair or unreasonable preference to himself or any other person. (2) Where allegations of making discrimination, creating inconvenience or giving preference are brought against an operator(a) the Commission shall, within 15 (fifteen) days of the receipt of the allegations, serve a 15 days’ notice on the operator directing him to submit his reply to the allegations, if the Commission considers that the said allegations are prima facie justified; BTRC-TelecomLaw2001.doc 49 - 49 -