As per policy decisions of the Corporation taken on 8.12.88 and 24.2.93, the ESI Corporation has set up five zonal Occupational Diseases Centres with a view to providing facilities for early detection adn diagnosis of Occupational Diseases among ESI beneficiaires. These Zonal Occupational Diseases Centres cater to the needs of ESI beneficiaries of the neighbouring States also. The suspected cases of Occupational Diseases are referred to these Centres by the States concerned. Location of these centres and their respective catchment areas are indicated below: