estate layout advertisement allotment of plots and sheds policy & announcements download application forms sidco performance highligts online payment csr policy tansidco tamilnadu small industries development corporation limited tansidco an undertaking of government of tamilnadu functions with the specific objective of playing catalytic role in the promotion and development of small scale industries and hastening the industrial dispersal throughout tamilnadu . the key areas of tansidco s activities are as follows development of industrial estates with infrastructure facilities and provision of work sheds & developed plots . raw materials supply scheme marketing assistance scheme guidance to entrepreneurs developed by national informatics centre .