KSEB Bill Calculator
Kerala State Electricity Board (KSEB) is the state-owned electricity utility serving Kerala. Domestic tariffs are regulated by the Kerala State Electricity Regu
Rates per KSERC Order 427/D(T)/2023 (valid to 31 Mar 2027) · Last verified 2026-08-03
- Kerala domestic consumers are billed monthly under telescopic slab rates set by KSERC.
- Each unit is charged progressively from the lowest slab (0–50 kWh) upward.
- A fixed charge of ₹60/month applies to domestic connections.
Total Bill (Estimate)
₹402.50
Effective rate: ₹4.03/unit · 100 units
| Slab | Units | Rate (₹/unit) | Amount |
|---|---|---|---|
| 0 – 50 | 50 | 3.15 | ₹157.50 |
| 51 – 100 | 50 | 3.70 | ₹185.00 |
| Energy Charges | ₹342.50 | ||
| Fixed Charges | ₹60.00 | ||
| Total Bill | ₹402.50 | ||
KSERC Domestic LT Tariff Slabs
Monthly telescopic rates
| Slab Range | Energy Charge |
|---|---|
| 0 – 50 | ₹3.15/unit |
| 51 – 100 | ₹3.70/unit |
| 101 – 150 | ₹4.80/unit |
| 151 – 200 | ₹6.15/unit |
| 201 – 250 | ₹7.40/unit |
| 251 – 300 | ₹7.65/unit |
| 301 – 350 | ₹7.90/unit |
| 351 – 400 | ₹8.15/unit |
| 401 – 500 | ₹8.40/unit |
| Above 500 | ₹8.65/unit |
Additional Charges
| Charge | Domestic Rate | Applies When |
|---|---|---|
| Fixed Charges | ₹60/month | All domestic LT connections |
| Electricity Duty | Included in tariff | As per KSERC order |
| Meter Rent | ₹0 | Domestic consumers |
Worked Examples
Example: 175 units monthly
A typical Kerala household consuming 175 units in a month.
- 1.0–50 units: 50 × ₹3.15 = ₹157.50
- 2.51–100 units: 50 × ₹3.70 = ₹185.00
- 3.101–150 units: 50 × ₹4.80 = ₹240.00
- 4.151–175 units: 25 × ₹6.15 = ₹153.75
- 5.Energy charges: ₹736.25 + Fixed ₹60 = ₹796.25
Total Bill: ₹796.25
Example: 350 units monthly
Higher consumption crossing multiple upper slabs.
- 1.Slabs 0–300: ₹1,847.50 (cumulative)
- 2.301–350 units: 50 × ₹7.90 = ₹395.00
- 3.Energy charges: ₹2,242.50 + Fixed ₹60 = ₹2,302.50
Total Bill: ₹2,302.50
How KSEB Calculates Domestic Bills
- •Kerala domestic consumers are billed monthly under telescopic slab rates set by KSERC.
- •Each unit is charged progressively from the lowest slab (0–50 kWh) upward.
- •A fixed charge of ₹60/month applies to domestic connections.
- •Kerala has one of the most granular domestic slab structures in India with 10+ tiers.
Key Billing Terms
- Energy Charges
- The cost of electricity consumed, calculated by multiplying units (kWh) by applicable slab rates.
- Fixed Charges
- A recurring charge for maintaining the distribution connection, often based on sanctioned load or a flat monthly fee.
- Telescopic Slabs
- Each unit is priced in sequence from the lowest slab upward until total consumption is covered.
- Electricity Duty
- A state government tax levied as a percentage of energy charges.
- FAC (Fuel Adjustment Charge)
- A variable surcharge to account for changes in fuel and power purchase costs.
- Meter Rent
- A fee for the electricity meter, though many domestic consumers are exempt.
Tips to Reduce Your Bill
- ✓Kerala's granular slabs mean small usage increases can bump you into a higher per-unit rate.
- ✓Use solar water heaters — Kerala's climate makes them highly effective.
- ✓Shift heavy appliance use (washing machine, iron) to off-peak if on time-of-day metering.
- ✓Insulate your home to reduce fan and AC usage during humid months.
About KSEB
Kerala State Electricity Board (KSEB) is the state-owned electricity utility serving Kerala. Domestic tariffs are regulated by the Kerala State Electricity Regulatory Commission (KSERC).
This independent calculator estimates bills using published KSERC tariff slabs. Not affiliated with KSEB.
Helpline: 1912 / KSEB customer care 1912
Who Is This Calculator For?
- • Kerala homeowners
- • Tenants verifying KSEB bills
- • Households budgeting monthly electricity costs
About the KSEB Bill Calculator
Estimates Kerala domestic electricity bills using KSEB monthly telescopic KSERC tariff slabs with fixed charges.
Use when verifying KSEB bills or budgeting monthly electricity costs in Kerala.
At 175 units: slabs from ₹3.15 to ₹6.15 plus ₹60 fixed charge ≈ ₹796/month.
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