The new tariff schedule with a base tariff of 45.62 sen per kilowatt-hour for Peninsular Malaysia under Regulatory Period 4 (RP4) is proposed to be implemented starting July 1, 2025, Tenaga Nasional Bhd (TNB) said today.

Under Regulatory Period 3 (RP3) between 2022 and 2024, the base tariff was set at 39.95 sen/kWh.