A new house, shop, or plot in Karachi needs an official KWSC water or sewer connection. An illegal tap is not a shortcut. The path is the papers, a site inspection, an official quotation, then the connection work.

Already have an account?Check the KWSB bill with your consumer number before you apply for a second connection. If that connection is already in the wrong name, use the KWSC name-change guide.
Application steps Karachi only Water and sewer Official quotation

How a KWSC new connection moves

You give your name and the property details, hand in the documents, and wait for KWSC to inspect the site. If the request is approved, KWSC issues a quotation or payment instructions. The connection is installed after those charges are paid and the technical conditions are met.

File it through an official KWSC service when online applications are open, or at the zonal customer centre for that town. What they ask can change with the property, the area, the pipe size, and whether the use is residential, commercial, industrial, or bulk.

In this guide

What Is a KWSC New Connection?

A KWSC new connection is a new water supply or sewerage service for an eligible property in Karachi. People apply after building a house, buying a property with no active connection, opening a business, or splitting one property into separate units.

Many people still search for a KWSB new connection. KWSB was the Karachi Water and Sewerage Board. In 2023 it was restructured as the Karachi Water and Sewerage Corporation, KWSC. The two names point at the same Karachi water authority. The KWSB and KWSC history explains what the 2023 Act changed.

KWSC does not approve a connection automatically. The technical team checks whether a suitable water or sewer line is near the property, and whether the network can take the new load.

Who Can Apply for a New Water Connection?

A property owner normally applies. An authorised representative or a lawful occupier can sometimes file instead, with extra permission and proof of who owns the property.

A new connection is for:

A newly built houseResidential
An apartment or residential buildingResidential
A shop, office, or other businessCommercial
A factory, warehouse, or industrial premisesIndustrial
A large project or housing schemeBulk supply

The applicant needs a valid legal claim to the property. KWSC can look harder when ownership is disputed, papers are incomplete, or the construction is unauthorised.

Pick the Connection Type First

The category on the form is the category on the later bill. A house filed as a shop, or a shop filed as a house, slows the file and creates a billing problem later.

Residential

Houses, flats, and other property used mainly for living.

Commercial

Shops, offices, restaurants, and other property where business takes place.

Industrial

Factories and industrial operations that may need a larger supply.

Bulk

Larger buildings, projects, institutions, or housing developments.

A new meter is related, and it is not always the same request as a new connection. Whether a meter is fitted depends on the category, the property, and current KWSC policy. Ask at the customer response centre before you assume a meter comes with the connection.

Documents to Take

The list can be shorter for a house than for a commercial, industrial, or bulk request. Collect these before you go. A missing page is what sends the file back.

DocumentWhy it may be required
Applicant’s CNIC copyConfirms who is applying.
Property ownership documentShows the applicant’s legal relationship to the property.
Lease, allotment letter, or sale deedFurther evidence of ownership or legal possession.
Property address and locationHelps KWSC find the site and the right town office.
Approved building planMay be required for some buildings or connection types.
Latest property tax or utility billMay help confirm the property and the address.
Authorisation letterWhen someone applies on the owner’s behalf.
Business or company documentsFor a commercial or industrial application.
Take the originals to the office. KWSC may ask to see them even when the file contains photocopies.

How to Apply

People search “KWSC new connection kaise kare” because the steps are not on one public page. This is the usual path.

Choose residential, commercial, industrial, or bulk. Say whether you need water, sewerage, or both.

Prepare the CNIC, property documents, address, and any approvals. The name, address, and property details should match across every page. Unreadable copies get the file returned.

Enter the applicant’s name, CNIC, phone number, email, and the full property details. Select the town and the connection category. Read it once before you submit. A wrong town sends the file to the wrong desk.

Use the official KWSC service when online filing is available. Otherwise take the file to the relevant office. The zonal office directory lists the head office and the customer centres. Do not hand papers to an unofficial agent or an unknown website.

Save the complaint, request, or application number. Screenshot it or print the confirmation. You will need that number to ask about progress on the KWSC helpline.

KWSC may send staff to see the property and the nearby network. If the request is accepted, you receive a quotation or official payment instructions. That paper is not your monthly water bill.

Pay only by the method on the official quotation, and keep the receipt. After that payment and the final approval, KWSC can schedule the connection. Once you have a consumer number, the monthly bill is a separate payment. Pay that bill online, and turn on a KWSB bill alert so the next one reaches you.

What the Site Inspection Checks

The inspection decides whether the street can take you. The team looks at the property, the nearest water line, the route of the connection, and the pipe size.

They may also say whether the road has to be cut, excavated, and restored. That work can change the quotation. A commercial or industrial request usually needs more review than a small house.

What KWSC can confirm
  • The property address
  • A nearby distribution line
  • Whether that network is supplied
  • The proposed pipe route
  • The connection size
  • Road cutting and restoration
  • How the property is used
  • Any technical restriction

Keep the property open on the date they give you, and put a working phone number on the form. A new connection does not mean water all day. Karachi supply still follows the area roster. If the area is dry while you wait, book an official KWSC tanker instead of tapping a main.

Fees Come From the Quotation

There is no single public price for every new connection. The quotation moves with the category, the pipe size, the property, the location, and any site work.

It may include one or more of these. The rupee figure is the one printed on your quotation.

Application or processing fee

The charge for reviewing and processing the request.

Connection charges

The official amount for providing the approved connection.

Road restoration

If a road or paved area has to be opened and restored.

Other technical costs

Pipe, meter, network, or site conditions that the survey finds.

Pay the quotation, not a person. Ask for the official quotation and a receipt. Do not pay cash to someone who promises instant approval. A wallet payment for a monthly KWSB bill is not this payment.

Why a File Sits

A delay is not the same as a refusal. The file may be waiting on a document, a second visit, or a technical approval.

What happenedWhat to do
Incomplete documentsSubmit clear copies of every required page.
Wrong property addressConfirm the town, area, street, and a landmark.
Phone number does not workUpdate it through an official channel.
Inspection could not be completedKeep the property open and give clear directions.
No suitable line nearbyAsk KWSC about a technical option or later network work.
Quotation not paidPay by the approved method and keep the receipt.
Pending for a long timeFollow up with the saved application or complaint number.

If the request is still open after many weeks, or it reaches 90 days, contact KWSC with the application number. Have the CNIC, the property address, and the date you filed. The helpline and complaint numbers are the follow-up path. The zonal office is the place to go if the phone queue does not find the file.

Before You File

Do this
  • Use the same name on every document.
  • Write the full Karachi address, including the town.
  • Put a mobile number that you answer.
  • Keep a copy of every page you submit.
  • Save the payment receipt and the request number.
  • Use official KWSC channels for the status.
Skip this
  • Do not invent property details.
  • Do not submit unreadable copies.
  • Do not pick the wrong connection category.
  • Do not lose the application number.
  • Do not pay an unofficial agent.
  • Do not install an illegal water connection.

Frequently Asked Questions

Collect the CNIC, the property papers, and the address. File through an official KWSC service, or at the zonal office for your town. Save the application number.

No. KWSB is the older name. KWSC is the name after the 2023 restructuring. Either search is for Karachi water and sewerage. The history of that change is a separate guide.

A tenant may need the owner’s written permission and extra property documents. Ask KWSC before you file a rented property, and take the authorisation letter listed above.

There is no single public fee. It depends on the category, the pipe size, the location, what the inspection finds, and any road work. Wait for the official quotation. Do not use an unofficial price.

There is no single completion time. It depends on document checks, the inspection, whether a line is nearby, payment of the quotation, and technical approval. If it is still pending after many weeks, or it reaches 90 days, follow up with the application number on the helpline.

Check that every required field is filled, then try another browser or device. If it still fails, call the KWSC helpline or file at the relevant office. Do not switch to an unofficial website.

Start with the right category and a complete set of papers. Keep the application number. KWSC inspects the property before it approves anything.

The fee and the timing come from the local network, the pipe size, the property type, and the site work. The number that matters is the one on the official quotation.

After the connection is live, check the bill with the new consumer number and keep every receipt until the account is active.

Official sources to check:KW&SC official website