TNB: ST’s AFA fee for Dec 2025 set at -6.42 sen/kWh

Tenaga Nasional Berhad (TNB) has acknowledged that the Computerized Gas Adjustment (AFA) fee for the month of December 2025 is -6.42 sen/kWh from -8.91 sen/kWh in November 2025. The AFA, which is about by the Power Fee (ST), replaces the earlier Imbalance Value Cross-By way of (ICPT) and is mechanically calculated as both a surcharge or low cost of as much as 3 sen/kWh relying on gasoline costs – that is revised month-to-month, with any bigger modifications (past 3 sen) requiring cupboard approval.

Launched as a part of TNB’s Electrical energy Tariff Restructuring that took impact from July 1, 2025the AFA is one in every of 5 elements or “expenses” used to calculate your electrical energy invoice. Right here’s the overview:

• Technology cost: 27.03 sen/kWh for whole consumption of 1,500 kWh and under per thirty days or 37.03 sen/kWh for whole consumption greater than 1,500 kWh per thirty days. This covers the precise price of producing electrical energy from energy vegetation.
• Capability cost: 4.55 sen/kWh. This covers the price of sustaining enough electrical energy provide capability.
• Community cost: 12.85 sen/kWh. This covers the price of working and sustaining the grid and the native community to ship electrical energy.
• Retail cost: RM10/month; waived for whole consumption of 600 kWh and under a month. This can be a mounted price for metering, billing and customer support.
• AFA fee: -6.42 sen for the month of December 2025; waived for whole consumption of 600 kWh and under a month.

You should use our TNB Invoice Calculator device to get a tough estimate on how a lot your electrical energy invoice might be for the month. Basically, when you use over 1,500 kWh a month, you add the technology, capability and community expenses (totalling 54.43 sen/kWh) to retail cost (RM10) and the AFA fee (-6.42 sen/kWh low cost for December 2025).

Alternatively, in case your utilization is under 1,500 kWh a month, it’s 44.43 sen/kWh plus the retail cost and AFA fee. For whole consumption of 600 kWh and under a month, it could solely be 44.43 sen/kWh – retail and AFA expenses are waived.

Right here’s a listing of the month-to-month AFA charges thus far in 2025:

• July 2025: 0.00 sen/kWh
• August 2025: -1.45 sen/kWh
• September 2025: -1.10 sen/kWh
• October 2025: -6.50 sen/kWh
• November 2025: -8.91 sen/kWh
• December 2025: -6.42 sen/kWh

Home shoppers who use lower than 1,000 kWh a month can get pleasure from a reduction known as ‘Power Effectivity Incentive’ or ‘Power Effectivity Incentive’. The low cost supplied is relative to consumption (the extra the utilization, the lesser the inducement), with the utmost low cost being 25 sen/kWh.

Home customers which have sensible meters even have choice to enter the Time of Use (ToU) scheme, permitting them to alter their electrical energy utilization sample and reap the benefits of decrease tariff fee throughout off-peak hours to get pleasure from financial savings on their month-to-month invoice.

The scheme has two time zones, with off-peak timings being from 10pm to 2pm from Monday to Friday and all through the day (24 hours) for weekends. Peak hours are from 2pm to 10pm on weekdays. Listed below are the power expenses beneath this scheme:

For utilization of 1,500 kWh and under per thirty days

• Peak tariff: 28.52 sen per kWh
• Off-peak tariff: 24.43 sen per kWh

For utilization above 1,500 kWh per thirty days

• Peak tariff: 38.52 sen per kWh
• Off-peak tariff: 34.43 sen per kWh

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