“In view of the aforesaid circumstances, while upholding the right of the respondent-BSNL to revise the rates of the infrastructure facilities in question, we direct that the revised rates as per the circular dated 12.06.2012 of the respondent shall be applicable with effect from 01.04.2013 which is the next financial year. Up to 31.03.2013, the infrastructure facilities provided by the respondent to the petitioners shall be charged at the rates and as per classification of cities as prescribed in the circular dated 30.05.2006. The excess rates, wherever realized from the petitioners, shall be refunded back to the petitioners alongwith interest at the rate as is prescribed in the interconnect agreements for delayed payments from the date of realization of these amounts and till the time of filing of the petitions alongwith pendente lite and future interest @ 9 % till the payment is made. The refunds shall be made within a period of four weeks. If any amount is found payable by the petitioners in terms of this order, the same shall also be paid alongwith interest, as payable in case of refunds, and shall be paid within four weeks.”