Chennai Metro Water Booking – A Complete Guide

You can book metro water online in Chennai by following the steps given below:

Step 1: Go to the Chennai metro water online booking registration page.
Step 2: You must first register your mobile number to do Chennai metro water booking. For that, enter your CMC Number (Consumer Number) in the fields as shown in the image given below:

Important Note: Your CMC Number will be in the following format: Zone Number/Ward Number/Bill Number/Sub Code (Example: 04/04/10540/000). Since the water connection in Chennai is linked to the property, the CMC Number is the same as your property ID/property bill number.

Step 3: The consumer registration page with your name and address will appear > Enter your mobile number > Click on the Generate OTP button > You will get an OTP on your mobile number > Enter the OTP > Click on Register. Your mobile number is now successfully registered. 
Important Note: You will be taken to the consumer registration page only if you have paid your Chennai metro water tax. If you have any arrears, you can do Chennai metro water online booking only after clearing the dues.

Step 3: To book a Chennai metro water tanker, enter your mobile number in the fields as shown in the image below > Click on Generate OTP > Enter the OPT.

Step 4: The Chennai metro water online booking page will appear > Choose the date for water delivery > Choose the liters (6000 liters / 9000 liters / 16,000 liters) > Click on the Pay button.
Important Note: If you are a customer living in a multi-storied building, you are allowed to book 6000, 9000, or 16,000 liters of water. If you are living in a non-multi-storied building, you can book only 6000 or 9000 liters of water.
Step 5: Proceed to make Chennai metro water online payment using net banking, debit cards, or credit cards.
Note: Please make sure to complete the transaction within 15 minutes of clicking the Pay button. If you see the message ‘Payment Queue Already Full’, click the Check Status button till the payment option becomes available.
Step 6: Once you have successfully made your Chennai metro water online payment, you will get the receipt with the transaction and booking details. You will also get an acknowledgment SMS with these details. You can use the booking number to check the status of your booking.
Given below is a sample Chennai metro water booking receipt:

To know more about the timings, terms, and conditions of Chennai metro water tanker booking online, read the instructions here.

You can check your Chennai metro water booking status by following the instructions given below:
Step 1: Go to the Chennai metro water online booking status check page.
Step 2: Enter your mobile number > Enter the booking number you have received at the time of booking   > Click on the View button.

Step 3: You can now see the status of your latest Chennai metro water booking, along with the option to download the payment receipt.

You can download the receipt of Chennai metro water online payment by following these steps:
Step 1: Click here > Go to the View Booking Status section >
Step 2: Enter your mobile number and booking number > View.
Step 3: Your booking status will appear in a pop-up window > Click on the Download Payment Receipt button to download the receipt for your latest Chennai metro water online booking.

The Chennai metro water booking charges are as given in the table below:

Once your Chennai metro water online booking is successful, you are not allowed to cancel the booking. For any assistance on the booking, you can call the Chennai metro water customer care number – 044-45674567

The Chennai metro water complaint number is 044-45674567. It is the CMWSSB complaint number for all complaints related to water tanker booking, CMWSSB online payment, and issues related to water delivery.  

You can change your mobile number in Chennai metro water (domestic) by sending a mail to grfocmwssb@gmail.com. The mail should have the following details:
1.      A request letter addressed to the Grievance Redressal and Facilitation Officer (GRFO) of CMWSSB.
2.      Your old mobile number
3.      Your new mobile number
4.      Your CMC Number (Consumer Number)
5.      The purpose of number change
6.      Photocopy of address proof

You must register your mobile number to avail of the water tanker services offered by CMWSSB. To register your mobile number, follow the steps given below:
Step 1: Visit the Chennai metro water booking page.
Step 2: Give details of your CMC Number (Consumer Number) in the fields under Register for Dial for Water (Zone Number/Ward Number/Bill Number/Sub Code)
Step 3: If you don’t have any water tax dues, the consumer registration page will open > Enter your mobile number > Generate OTP > Enter the OTP you receive on your mobile number > Register.
You have now successfully registered your mobile number for the water tanker booking services.

Dial for Water 2.0 or DFW 2.0 is the scheme of Chennai Metropolitan Water Supply and Sewage Board (CMWSSB) for customers to book and pay for water tankers online. The scheme was launched in 2019. Click here to know more about Dial for Water 2.0 and book Chennai metro water online.

Chennai Metro CMC Number or Consumer Number is a 13-digit number unique to your property. It will be in the following format: Zone Number/Ward Number/Bill Number/Sub Code. Example: 06/068/00124/000.
You can find your CMC Number on the CMC Card issued by CMWSSB. The card will also have details of your tax payment. Please note that the CMC Number is linked to your property, so it is the same as your property number.

You can register your complaints related to the water supply, faulty meter, new connection, and other issues by visiting the CMWSSB online complaint registration page and entering the required details. Alternatively, you can register the complaint online by dialing the complaint number 044-45674567.