(1) The long term and medium term open access customers shall pay the wheeling charges, surcharge, additional surcharge, unscheduled inter-change charges and reactive energy charges as the Commission may, in exercise of its powers under sections 61, 62, 86 and other provisions of the Act, determine from time to time
(2) Wheeling Charges.- The wheeling charges for use of the intra-State distribution system shall be recovered from the long-term open access customers and the medium-term open access customers in accordance with the Himachal Pradesh Electricity Regulatory Commission (Terms and Conditions for Determination of Wheeling Tariff and Retail Supply Tariff) Regulations, 2007.
(3) Surcharge.- In addition to the wheeling charges, the long-term and medium- term open access customer, other than the captive generating customer, availing open access in distribution, shall pay the cross subsidy surcharge specified by the Commission in the Himachal Pradesh Electricity Regulatory Commission (Cross Subsidy Surcharge, Additional Surcharge and Phasing of Cross Subsidy) Regulations, 2006.
(4) Additional surcharge.- The long-term and medium-term open access customer shall also pay to the distribution licensee an additional surcharge to meet the fixed cost of such distribution licensee arising out of his obligation to supply as provided under subsection (4) of section 42 of the Act; and such additional surcharge shall be as specified by the Commission in the Himachal Pradesh Electricity Regulatory Commission (Cross Subsidy Surcharge, Additional Surcharge and Phasing of Cross Subsidy) Regulations, 2006.
(5) Unscheduled Inter-change (UI) Charges.- (a) Scheduling of all transactions pursuant to grant of long-term open access and medium-term open access shall be carried out on day-ahead basis in accordance with the Grid Code and the Himachal Pradesh Electricity Distribution Code, 2009 .
(b) Based on net metering on the periphery of each intra-State entity, composite accounts for Unscheduled Interchanges shall be issued for each intra-State entity on a weekly cycle.
(c) Any mismatch between the scheduled and the actual drawal at drawal points and scheduled and the actual injection at injection points for the intra-State entities shall be determined by the State Load Despatch Centre and covered in the intra-State Unscheduled Interchanges accounting scheme.
(d) The Unscheduled Interchanges rates for intra-State entity shall be 105% (for over-drawls or under generation) and 95% (for under-drawls or over generation) of the inter-State Unscheduled Interchanges rates.
(6) Reactive energy charges.- The reactive energy drawls, injections and the payment, receipt of the reactive energy charges by the open access customers shall be in accordance with the relevant provisions of the Grid Code.
16 Compendium of HPERC Regulations, March 2021