The CEE South Regional office is the very first regional office started by CEE in 1988. The office was the first in the process of decentralising the activities and being able to cater to the needs in locale specific manner. The office is currently the largest regional office in terms of office staff and number of projects being undertaken. The regional office looks at the activities in states of Andhra Pradesh, Karnataka, Kerala, Tamil Nadu, Lakshadweep, Andaman & Nicobar Island and the UT of Pondicherry.
Some of projects directly dealt by the regional office include:
Established as a Centre of Excellence of the Ministry of Environment, Forest & Climate Change, Government of India.