BEST (Mumbai) Electricity Bill Calculator
Brihanmumbai Electric Supply & Transport. Accurate slab-wise bill estimate with FAC, duty and fixed charges — for domestic, commercial and industrial consumers.
Calculate Your Electricity Bill
Pick your state, DISCOM and enter units — we do the math exactly the way your DISCOM does.
Tip: Your bill shows this as "units consumed" or "kWh".
Usually 1–5 kW for homes, 5–20 kW for shops.
BEST (Mumbai) Domestic Slab Rates
Effective 2025-04-01. Energy charge structure.
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| 1 – 100 | ₹4.32 |
| 101 – 300 | ₹8.88 |
| 301 – 500 | ₹12.45 |
| Above 500 | ₹14.90 |
- Fixed charges
- ₹83/kW/mo
- FAC / FPPCA
- —
- Electricity duty
- 16%
- Telescopic
- Yes
Commercial (LT) Rates
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| 1 – 200 | ₹11.50 |
| Above 200 | ₹14.10 |
- Fixed charges
- ₹350/kW/mo
- FAC / FPPCA
- —
- Electricity duty
- 21%
- Telescopic
- Yes
Industrial (LT) Rates
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| Above 0 | ₹8.20 |
- Fixed charges
- ₹330/kW/mo
- FAC / FPPCA
- —
- Electricity duty
- 9.3%
- Telescopic
- No
Sample BEST (Mumbai) domestic bills (2026)
Based on a 3 kW sanctioned-load domestic connection. Excludes subsidy. Use the calculator above for exact numbers with your own load and subsidy.
Bill for 100 units
₹790
avg ₹7.90/unit
Bill for 150 units
₹1,305
avg ₹8.70/unit
Bill for 200 units
₹1,820
avg ₹9.10/unit
Bill for 250 units
₹2,335
avg ₹9.34/unit
Bill for 300 units
₹2,850
avg ₹9.50/unit
Bill for 400 units
₹4,294
avg ₹10.74/unit
Bill for 500 units
₹5,739
avg ₹11.48/unit
Bill for 750 units
₹10,060
avg ₹13.41/unit
Bill for 1000 units
₹14,381
avg ₹14.38/unit
Cities served by BEST (Mumbai)
BEST (Mumbai) is the electricity distribution licensee for large parts of Maharashtra, including:
Local surcharges and urban/rural classification can adjust your final bill. Rural connections in Maharashtra may also qualify for tariff subsidies not reflected above.
About BEST (Mumbai)
Brihanmumbai Electric Supply & Transport is the distribution licensee serving Maharashtra — official site linked below. Consumers are billed monthly (bi-monthly in some categories) based on metered units, applicable slab rates, and fixed charges that scale with your sanctioned load.
This page stays synced with the latest tariff order from the state regulator. Every quarter we verify rates against the published order and update accordingly. Last verified: 2026-04-22.
Official website: www.bestundertaking.com
BEST (Mumbai) — Common Questions
Answers to the most common electricity bill questions in India.