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Electricity Bill Calculator — Karnataka (BESCOM)

Estimate a Karnataka (BESCOM) domestic electricity bill: telescopic slabs, fixed charges and duty (indicative rates).

BESCOM's three-slab structure plus the Gruha Jyothi scheme makes Karnataka's effective domestic tariff highly usage-dependent. Enter your monthly units; the calculator walks the telescopic slabs, adds fixed charges and duty, and shows your effective per-unit rate. Rates are indicative of recent tariff orders — surcharges and subsidies on your actual bill will shift the total.

₹1,962
Estimated monthly bill
₹6.54/unit
Effective rate
1–100 units @ ₹4.15₹415
101–200 units @ ₹5.6₹560
201–100000 units @ ₹7.15₹715
Fixed charges₹110
Electricity duty/tax (9%)₹162

Telescopic slab math for Karnataka (BESCOM)domestic tariffs (indicative 2024-25 rates — your DISCOM's tariff order governs). Gruha Jyothi covers eligible households up to their average+10% (max 200 units) — the math here is the base tariff that applies otherwise. Cross the next slab boundary and every extra unit costs visibly more — the effective-rate line shows the blended truth.

Sources: Karnataka (BESCOM) SERC tariff order (domestic category, indicative)

Indicative estimates only, not financial or investment advice. Tariffs, subsidies and net-metering rules change — verify with your DISCOM, utility or installer before committing.

Use the free Electricity Bill Calculator — Karnataka (BESCOM) online — Estimate a Karnataka (BESCOM) domestic electricity bill: telescopic slabs, fixed charges and duty (indicative rates). Runs instantly in your browser: no signup, no upload, mobile-friendly.

About Electricity Bill Calculator — Karnataka (BESCOM)

BESCOM's three-slab structure plus the Gruha Jyothi scheme makes Karnataka's effective domestic tariff highly usage-dependent. Enter your monthly units; the calculator walks the telescopic slabs, adds fixed charges and duty, and shows your effective per-unit rate. Rates are indicative of recent tariff orders — surcharges and subsidies on your actual bill will shift the total.

How to use Electricity Bill Calculator — Karnataka (BESCOM)

  1. 1Enter your monthly units consumed.
  2. 2Read the slab-by-slab charges, fixed charge and duty.
  3. 3Note the effective ₹/unit — the number for solar and appliance decisions.

Why use Electricity Bill Calculator — Karnataka (BESCOM)?

  • Telescopic slab math exactly as the DISCOM computes it
  • Slab-by-slab breakdown — see which step your money lands on
  • Fixed charges and duty included; effective rate computed
  • State-correct indicative rates with subsidy notes

Frequently asked questions

How are electricity slabs calculated?+

Telescopically: each block of units bills at its own rate — first slab cheapest, climbing upward. 350 units doesn't bill all at the top rate; the first 100/200 bill at lower steps. The breakdown here shows exactly where your consumption lands, which is how to read your own bill.

Why did my bill jump so much from a few extra units?+

Slab boundaries and (in some states) non-telescopic switches: Kerala famously re-prices ALL units at the top rate beyond 250. Even telescopic states bill marginal units at the highest slab — the last 50 units can cost double the first 50. The effective-rate line exposes it.

What tariff should I use for appliance or solar decisions?+

Your MARGINAL rate — the top slab you touch — because new consumption adds there and solar offsets there first. Using the average understates both costs and savings by 20–40% for most households; this calculator surfaces both numbers.

Are these the exact current rates for my state?+

Indicative of recent tariff orders — DISCOMs revise annually, add fuel surcharges quarterly, and subsidies move with budgets. The structure (slabs, fixed, duty) is right; verify the current paise on your latest bill or the SERC order before fine-grained decisions.

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