Is defined in Section K3.10
The methodology recognises the following five categories for Smart Metering Systems. The Fixed
Charges are payable by Parties in all five categories (each a Charging Group). The Fixed CH Charges are
payable by Parties in only the first three categories (each a CH Charging Group). The Fixed Alt HAN
Charges are payable by Parties in only the first and third categories (each an Alt HAN Charging Group):
(a) the Import Suppliers (Charging Group g1);
(b) the Export Suppliers (Charging Group g2);
(c) the Gas Suppliers (Charging Group g3);
(d) the Electricity Distributors (Charging Group g4); and
(e) the Gas Transporters (Charging Group g5).