WASA Bill Calculator Pakistan
Calculate WASA water & sewerage utility bills for Lahore, Faisalabad, Rawalpindi, Multan, and Gujranwala using official Government of Punjab Notification No. SO(UD)1-9/2023 rates.
July 2023 notification lists zero separate fixed fee for these 5 cities. Keep as 0 unless a separate fixed charge appears on your specific local bill.
Domestic Unmetered — 3.1 to 5 Marla
Official Source & Disclaimer: Based on the official Government of Punjab Housing, Urban Development & Public Health Engineering Department Notification No. SO(UD)1-9/2023 dated 17 July 2023 for Lahore, Faisalabad, Rawalpindi, Gujranwala, and Multan. Rates may have been revised since — verify with your local WASA office or your latest bill.

How WASA Water & Sewerage Bills Work in Pakistan
Need to verify plot size slabs, metered gallon rates, commercial categories (A1 to H), or government subsidies? Read our comprehensive tariff guide.
Step-by-Step WASA Bill Worked Examples
5 Marla Home (Lahore / RWP)
- • Full Tariff: Rs. 938
- • Govt Subsidy: - Rs. 438
- • Water Demand: Rs. 290
- • Sewer Demand: Rs. 210
- Amount Payable: Rs. 500
- After Due Date (+10%): Rs. 550
Small Shop / Office Plaza
- • Water Demand: Rs. 580
- • Sewer Demand: Rs. 420
- • Fixed Charges: Rs. 0
- • Total Demand: Rs. 1,000
- Amount Payable: Rs. 1,000
- After Due Date (+10%): Rs. 1,100
7.1 to 10 Marla House
- • Water Demand: Rs. 1,160
- • Sewer Demand: Rs. 840
- • Fixed Charges: Rs. 0
- • Total Demand: Rs. 2,000
- Amount Payable: Rs. 2,000
- After Due Date (+10%): Rs. 2,200
Frequently Asked Questions — WASA Water Billing
How does WASA calculate Water and Sewer demands?▼
Under official Government of Punjab notification SO(UD)1-9/2023 dated 17 July 2023, WASA does not calculate sewerage as a percentage. It uses fixed flat Water Demand and Sewer Demand amounts for each Marla plot size slab and commercial connection category.
What government subsidies apply to 3 Marla and 5 Marla homes?▼
Homes up to 3 Marla receive a monthly government subsidy of Rs. 368 (reducing full tariff of Rs. 718 down to Rs. 350). Homes between 3.1 and 5 Marla receive a Rs. 438 monthly subsidy (reducing full tariff of Rs. 938 down to Rs. 500).
How are Commercial and Industrial WASA connections categorized?▼
Commercial connections are categorized from Category A1 to H based on WASA assessment and connection size (ranging from Rs. 1,000/month for Category A1 up to Rs. 31,603/month for Category H). Check your paper WASA bill to verify your exact assigned category.
What is the late payment surcharge on WASA bills?▼
WASA applies a 10% late payment surcharge if the bill is paid after the specified due date. The surcharge applies strictly to overdue payments and is not charged if paid on or before the due date.
Are Karachi and Islamabad water bills included?▼
No. WASA (Water and Sanitation Agency) operates under the Punjab Housing, Urban Development & Public Health Engineering Department. Karachi Water & Sewerage Corporation (KWSC/KWSB) operates under Sindh provincial water laws, while Islamabad Capital Development Authority (CDA) operates under Federal bylaws with distinct flat rate schedules.
How does plot size in Marlas affect unmetered WASA billing?▼
Unmetered water billing increases progressively across plot tiers: Up to 3 Marla, 5 Marla, 7 Marla, 10 Marla, 15 Marla, 20 Marla (1 Kanal), 40 Marla (2 Kanal), and above 40 Marla. You can verify your exact plot size in square feet using our Marla to Sq Ft Converter Pakistan.
Where can I pay my WASA water bill online in Pakistan?▼
WASA bills can be paid digitally using 1Bill consumer numbers via mobile banking apps (JazzCash, EasyPaisa, HBL Mobile, UBL Digital, Meezan Bank, Alfalah), e-Pay Punjab portal, or over the counter at any commercial bank branch.
Essential Utilities & Household Tools
Calculate LESCO, MEPCO, FESCO NEPRA slabs and surcharges.
Convert plot sizes between 225 & 272.25 sq ft Marla standards.
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Calculate monthly income tax under FBR FY 2025-26 slabs.
Why This Calculator Is Trustworthy
Developed by Abaid Awan using publicly available benchmarks referenced directly from official Pakistani authorities, including FBR, NEPRA, State Bank of Pakistan (SBP), and WHO guidelines.
- 100% Client-Side Calculation
- Official FY 2026–27 Formulas
- Zero Personal Data Logging
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