### Public Utilities
Tamil Nadu's utility infrastructure is heavily managed by state-owned enterprises.
* **Electricity:** Tamil Nadu Generation and Distribution Corporation (TANGEDCO) is the primary provider of electricity. The state is a leader in renewable energy, particularly wind and solar power. * **Water Supply & Sewage:** * In Chennai: Chennai Metropolitan Water Supply and Sewerage Board (CMWSSB/Metro Water). * Rest of the State: Tamil Nadu Water Supply and Drainage Board (TWAD). * **Gas:** Piped Natural Gas (PNG) is expanding in major cities via providers like Torrent Gas and IndianOil-Adani Gas. * **Waste Management:** Managed by respective local municipal corporations (e.g., Greater Chennai Corporation). The state enforces strict bans on single-use plastics and promotes source segregation.