(1) A supplier shall, where the supplier adopts a monthly or bi-annual meter reading, issue an electricity bill every month to customers except those on prepayment meters, indicating the electricity usage in the month and other charges.

(2) A supplier shall issue a quarterly bill at each quarter meter reading, where the supplier adopts a quarterly meter reading.

(3) A supplier who contravenes sub-rule (1), (2) and (10)(c) commits an offence and is liable on summary conviction to a fine not exceeding 500 penalty units.

(4) A supplier shall issue a bill in respect of a metered customer after the supplier has read and taken a record of the customer's meter recordings.

(5) A supplier must deliver a bill twelve times in a year, at the address of the customer by hand, electronic mail or any other appropriate and convenient means.

(6) A customer is entitled to settle an accumulated bill by an installment payment plan agreed between the supplier and the customer, if the supplier fails to deliver a bill to the customer for a period of three months.

(7) Where the supplier and the customer are unable to agree on a payment plan, the matter shall be referred to the Public Utilities Regulatory Commission for resolution.

(8) Where a supplier fails to bill a customer for a period of twelve months, the supplier cannot recover the cost of that service unless the delay in the billing occurred

(a) Without negligence on the part of the supplier, or

(b) due to the customer’s actions.

(9) Where a supplier’s right to claim the cost of service to a customer is not vitiated by failure on the part of the supplier to bill the customer for a period of twelve months, the supplier shall recover the accrued cost of service by 

(a) giving the customer the option to pay the shortfall by an installment payment plan; and

(b)not charging interest on the amount.

(10)  A supplier shall read the meter recordings in a consistent cycle, by adopting

(a) monthly meter reading taken on a specific day of the month;

(b) quarterly meter reading taken on a specific day of the month; or 

(c) bi-annual meter reading, taken at the beginning and end of the year.

(11) Despite sub-rule (10), a supplier may vary the meter reading by a maximum of three days.

(12) Where a supplier adopts bi-annual meter readings under sub-rule (8)(c), the supplier shall

(a) issue a monthly estimated bill to the customer;

(b) reconcile the estimated consumption with the actual consumption at the end of the bi-annual year; and

(c) compute the final electricity charges at the end of the bi-annual year using the approved electricity tariff.

(13) In computing the final electricity charges, any difference between the estimated consumption and the actual consumption shall be spread over the next six months period or any longer period as the supplier considers appropriate.

(14) Where a supplier's reading of a customer's meter is irregular and inconsistent with the usual reading cycle and as a result, the customer's bill covers a period beyond the usual billing cycle, the supplier shall adjust the energy consumption and the tariffs on a pro-rata basis.