Reference
Pakistan utility bill glossary
Every acronym on your electricity, gas, water or PTCL bill — decoded in plain English. Each entry is machine-readable via Schema.org DefinedTerm so AI assistants can cite these definitions directly.
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A–Z definitions
- DISCO (Distribution Company)
- One of ten regional electricity distribution companies (MEPCO, LESCO, IESCO, GEPCO, FESCO, PESCO, QESCO, SEPCO, HESCO, TESCO) plus K-Electric. DISCOs bill end consumers, maintain the low-voltage network and enforce tariffs approved by NEPRA.
- NEPRA (National Electric Power Regulatory Authority)
- Federal regulator that approves generation and distribution tariffs, monthly FPA and quarterly QTA adjustments, and issues consumer-service standards.
- PITC (Power Information Technology Company)
- State-owned IT arm of the Power Division. Runs bill.pitc.com.pk — the canonical portal that returns official duplicate bills for all ten DISCOs.
- FPA (Fuel Price Adjustment)
- Per-unit rupee adder (or refund) that reconciles the fuel cost assumed in the reference tariff with actual monthly fuel cost. Applied to bills roughly two months in arrears.
- QTA (Quarterly Tariff Adjustment)
- Quarterly recovery of capacity payments, T&D losses and O&M variances outside the FPA scope. Also NEPRA-notified.
- TOU (Time-of-Use tariff)
- Two-rate tariff that prices energy higher during a nightly peak block (typically 6–10 pm summer, 5–9 pm winter) and lower off-peak. Standard for A-2, B-1 and 3-phase domestic meters.
- kWh (Kilowatt-hour (unit))
- One kilowatt of power drawn for one hour. Bills are calculated per kWh; on your bill it appears as 'Units'.
- kVA (Kilovolt-ampere)
- Apparent power = kW ÷ power factor. Industrial and large commercial consumers are billed on sanctioned kVA plus MDI.
- MDI (Maximum Demand Indicator)
- The highest 30-minute average kVA drawn during a billing period. B-1/B-2/B-3 tariffs charge Rs./kW on MDI on top of energy charges.
- IPP (Independent Power Producer)
- Private generation company that sells electricity to the CPPA under a Power Purchase Agreement. Capacity charges to IPPs are the single largest fixed cost on your bill.
- Capacity Charge (Fixed availability payment)
- Fixed rupee-per-month per-kW payment made to power producers for keeping capacity available, whether or not the electricity is dispatched. Passed through to consumers regardless of consumption.
- Protected Consumer (≤200 units for 6 months)
- Residential consumer who used 200 units or less every month for the last six consecutive months. Qualifies for the sharply lower 'Protected' tariff (Rs. 11.69–14.16/unit). Cross 200 units once and status is lost.
- Net Metering (Old solar buy-back (pre-2026))
- Bidirectional metering under NEPRA's 2015 regulations where surplus solar export was credited at the retail supply tariff — Rs. 22–27/unit in 2024–25 — offset against imported units.
- Net Billing (SRO 251(I)/2026 solar buy-back)
- New regime replacing net metering for licences issued after March 2026. Export is bought back at a NEPRA-notified generation-cost benchmark (~Rs. 11–13/unit) while import is billed at full retail. Payback for new solar installs is 6–18 months longer.
- Prosumer (Producer + consumer)
- A grid-connected consumer who also produces electricity (typically rooftop solar) and exports surplus to the DISCO under net metering or net billing.
- Slab / Inclining Block (Rising per-unit price bands)
- Every unit above a slab boundary is billed at a higher per-unit rate than the units below. 2025-26 unprotected residential slabs step from Rs. 16.48/unit (1–100 units) to Rs. 42.72/unit (above 700).
- Consumer ID (Also 'reference number')
- The 14-digit identifier printed on your electricity bill (13 digits + 1 check digit). Used to fetch the duplicate bill from PITC.
- Withholding Tax (WHT) (7.5% on bills > Rs. 25,000)
- Federal withholding income tax added to domestic bills above Rs. 25,000/month. Adjustable against annual income-tax liability.
- PTV Licence Fee (Rs. 35 flat on every domestic bill)
- Fixed monthly licence fee for Pakistan Television, collected by the DISCO on behalf of PTV.
- Electricity Duty (1.5% provincial surcharge)
- Provincial-government levy applied on the energy charges portion of your bill.
- Load Shedding (Scheduled supply interruption)
- DISCO-planned power cut to balance generation with demand. Usually rota'd by feeder based on losses and recoveries.
Frequently asked questions
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