Is this calculator free?

Yes — free, no sign-up, no reference number required.

Which tariff year is this based on?

The most recent NEPRA notification for 2025-26. We update whenever NEPRA revises rates.

K-Electric's tariff mirrors the national inclining-block structure, so the estimate applies with a small margin of error.

BILLING

See how much of a bill change came from units, slabs, FPA or tax.

Last month unitsThis month units

Last month billRs. 9,337

This month billRs. 11,945

Difference (60 units)Rs. 2,609

Effective marginal rateRs. 43.5/unit