Market Support Service Charges
The Market Support Service charges, which is payable to SP Services, is to recover the cost of services such as meter reading and data management provided by SP Services, as the Market Support Services Licensee, and Market Development and Systems Charge (“MDSC”).
Refer to the schedules of Market Support Service charges for contestable consumers with:
With effect from 1 Apr 2024, the MDSC for contestable consumers will be adjusted as follows:
MDSC rate w/o GST
MDSC rate w/GST^
Current till 31 December 2023
1 January to 31 March 2024
From 1 April 2024
^Figures may not reflect the full GST effect due to rounding.
Transmission Service Rate for Use-of-System Charges
The Use-of-System charges, which is payable to SP PowerAssets, is to recover the cost of transporting electricity through the national power grid. Note that the charges differ according to the voltage at which a consumer receives the electricity supply. View the schedule of Use-of-System charges.
Transmission Loss Factors
Transmission Loss Factors are scaling factors applied at the metering point to account for network and transformer losses.
Refer to table below for the transmission loss factors for the respective loads. The factors are derived using the methodology approved by the Energy Market Authority.
01 April 2023
01 April 2022
01 April 2021