Tamil Nadu Energy Development Agency (TEDA) (Tamil: தமிழ்நாடு எரிசக்தி வளர்ச்சி முகமை) is a state government owned agency in the Indian state of Tamil Nadu. Established in 1985, the agency takes the onus of promoting and proliferating the New and Renewable energy sources in this state. This government undertaking is also the Nodal agency for Renewable energy related interests in this state.
TEDA was established as a society under the Societies Registration Act in 1985 with the objective of promoting renewable energy in all its aspects like Identification, Trapping, Research and Development and conservation. The Government of Tamil Nadu is giving emphasis on the development of renewable energy through this agency by implementation of various schemes like providing technical expertise, financial assistance to individuals, non-profit organisations etc. who wish to participate in this greener initiative.