Tariffs

System Control and Market Operator tariffs

The Utilities Commission of the Northern Territory has approved Power and Water Corporation’s annual System Control and Market Operator pricing proposal for 2025–26 .

These rates apply from 1 July 2025 to all customers outlined below:

Tariff customer groups

System Control tariff

All customers connected to the three regulated electricity grids: Darwin–Katherine Interconnected System, Tennant Creek, and Alice Springs, as well as all grid-connected Indigenous Essential Services (IES) communities and grid-connected unmetered infrastructure.

Market Operator tariff

All customers connected to the Darwin–Katherine Interconnected System only, as well as all grid-connected Indigenous Essential Services (IES) communities and grid-connected unmetered infrastructure.

Approved System Control and Market Operator charges

Comparison of System Control and Market Operator tariffs for financial years 2024–25 and 2025–26, excluding GST.
Charge typeFinancial year 2024–25 charge
($/kWh) ex GST
Financial year 2025–26 charge
($/kWh) ex GST
System Control charges0.0055270.011230
Market Operator charges0.0005850.003769