"CMWSSB- Book a Sewage Tanker" is the official app developed by Tamil Nadu e-Governance agency (TNeGA), Department of Information Technology and Digital Services, Government of Tamil Nadu.

The consumer has to enter the Mobile number to Register. The mobile number already registered with the above web portal will not be allowed for registration. The consumer has to validate the mobile number by entering the One Time Password (OTP) generated by the system and sent through SMS. Once validated the consumer will be registered and allowed for booking a sewer lorry.

This app is designed for the public to easily book their sewage tank using CMWSSB - Book a Sewage Tanker application.