Rental and Room Rent Software ยท Guide

How to Calculate Tenant Electricity Bills from Meter Units

Updated 14 Oct 2026 ยท 7 min read ยท WebsNP team

Electricity is the item tenants question most. The rent is fixed and agreed, but the electricity bill changes every month and depends on a reading that the tenant did not witness. A clear method, followed consistently and recorded, protects both sides. This article describes a practical monthly routine for landlords in Nepal who bill tenants from sub-meters.

Know your meters

Most rental buildings have a main meter supplied by the Nepal Electricity Authority and, in many cases, separate sub-meters for each tenant installed by the landlord. Record each meter with a number, its location, the room it serves and the opening reading when the tenant moved in. Photograph the opening reading and share it with the tenant. This single step prevents the common dispute that the meter already showed units when the tenant arrived.

Decide your rate and charges in writing

The landlord's per-unit rate is a matter between you and the tenant, and it should appear in the agreement. Many landlords charge the same rate they pay on the main meter, some add a small margin to cover line loss and wiring cost, and some charge a fixed monthly amount for common-area lights or water pumps. Whatever you choose, write the per-unit rate and any fixed charges in the agreement and apply them the same way to every tenant. Check current electricity tariff rules with the Nepal Electricity Authority if you are unsure what you are allowed to pass on.

Take readings on a fixed day

Choose a date each month, for example the last day or the first day of the Nepali month, and always read all meters on that day. If possible, let the tenant be present or ask them to send a photo of the meter. A photo of every reading, saved against the room and the month, is the best protection you have. It also stops arguments about whose handwriting is right.

Calculate step by step

  1. Subtract the previous reading from the current reading to get units used.
  2. Multiply units by the agreed rate.
  3. Add fixed charges such as a common-area share.
  4. Show the sum on the bill with both readings, units and rate printed.
ItemExample
Previous reading1200
Current reading1285
Units used85
Rate per unitAs set in agreement
Amount85 times the rate

The numbers above are only an illustration of how a bill should read, not a recommended rate.

Handle special cases

  • Meter replaced. Record the final reading of the old meter and the opening reading of the new one, and calculate the month in two parts.
  • Meter stuck or faulty. Agree an estimate based on the average of recent months and note it on the bill.
  • Tenant moves mid-month. Take a final reading on the day of exit and the opening reading for the next tenant on the same day.
  • Shared meter. Split by agreed share or by number of occupants, and put the method in writing.
  • Load-shedding or inverter use. If a common inverter or generator is shared, decide how its cost is split and put that in the agreement.

Reconcile with your own bill

Each month compare the total units billed to tenants plus common use with the units on your main meter. A gap that grows over several months may indicate line loss, a faulty sub-meter or unrecorded use. Do not accuse anyone. Investigate and fix, then adjust your method if needed.

Give tenants a bill they can check

A good bill shows the previous reading, the current reading, units, rate and amount on separate lines. It also shows rent, other charges and any balance carried forward. A printed or WhatsApp PDF bill with this layout invites fewer questions than a handwritten total. When a tenant questions a charge, you can answer with the photo and the arithmetic.

Where software helps

Doing this for thirty rooms is repetitive. In rental property software you type only the current reading; the system finds the previous one, computes the units and the amount, adds the other charges and produces a bill for the Nepali month. It also remembers rate changes by date. If you want to keep tenant accounts alongside, our accounting software fits. Message WebsNP at +977 9846280400 for a demo.

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