Latest Electricity Tariff Slabs in Chennai

Electricity Tariffs in Chennai | சென்னையில் சமீபத்திய மின் கட்டண அடுக்குகள்

Latest Electricity Tariffs Slabes in Chennai


Chennai, the capital of Tamil Nadu, is one of the most populous cities in India. With a population of over 10 million people, Chennai is a major commercial and industrial hub. As a result, the demand for electricity in Chennai is high.

The electricity supply in Chennai is managed by the Tamil Nadu Electricity Board (TANGEDCO). TANGEDCO offers a variety of electricity tariffs to consumers, depending on their usage and type of connection.

Domestic Tariffs

The domestic tariff is for residential consumers. There are three slabs of domestic tariffs in Chennai:

  • Domestic (I-A): This tariff is for consumers with a monthly consumption of up to 400 units.
  • Domestic (I-B): This tariff is for consumers with a monthly consumption of more than 400 units and up to 800 units.
  • Domestic (II): This tariff is for consumers with a monthly consumption of more than 800 units.

The energy charge for domestic tariffs in Chennai is as follows:

SlabEnergy Charge (Rs./unit)
Domestic (I-A)4.50
Domestic (I-B)6.00
Domestic (II)8.00

In addition to the energy charge, domestic consumers in Chennai are also required to pay a fixed charge. The fixed charge is as follows:

SlabFixed Charge (Rs./month)
Domestic (I-A)100
Domestic (I-B)200
Domestic (II)300

Non-Domestic Tariffs

The non-domestic tariff is for commercial and industrial consumers. There are five slabs of non-domestic tariffs in Chennai:

  • LT-I (Low Tension - I): This tariff is for consumers with a sanctioned load of up to 50 kilowatts (kW).
  • LT-II (Low Tension - II): This tariff is for consumers with a sanctioned load of more than 50 kW and up to 1000 kW.
  • HT-I (High Tension - I): This tariff is for consumers with a sanctioned load of more than 1000 kW and up to 6300 kW.
  • HT-II (High Tension - II): This tariff is for consumers with a sanctioned load of more than 6300 kW and up to 20,000 kW.
  • HT-III (High Tension - III): This tariff is for consumers with a sanctioned load of more than 20,000 kW.

The energy charge for non-domestic tariffs in Chennai is as follows:

SlabEnergy Charge (Rs./unit)
LT-I5.50
LT-II6.50
HT-I7.50
HT-II8.50
HT-III9.50

In addition to the energy charge, non-domestic consumers in Chennai are also required to pay a fixed charge. The fixed charge is as follows:

SlabFixed Charge (Rs./month)
LT-I500
LT-II1000
HT-I2000
HT-II5000
HT-III10,000

Comparison with Similar States

The electricity tariffs in Chennai are generally comparable to those in other major cities in India. For example, the domestic tariff for consumers with a monthly consumption of up to 400 units is 4.50 Rs./unit in Chennai, 4.50 Rs./unit in Mumbai, and 4.40 Rs./unit in Delhi.

However, there are some differences in the electricity tariffs between states. For example, the non-domestic tariff for consumers with a sanctioned load of up to 50 kW is 5.50 Rs./unit in Chennai, 5.60 Rs./unit in Mumbai, and 6.00 Rs./unit in Delhi.


Price can be revised anytime, refer the official site for updated information.

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