Tamil Nadu Institute of Urban Studies (TNIUS) was established with a view to achieve greater efficiency in the functioning of the administration of Urban Local Bodies (ULBs). The Institute was constituted in the year 1981 to impart training to personnel of ULBs, to conduct research studies and undertake consultancy services in fields relating to urban administration and development. TNIUS has been registered as a society under the Tamil Nadu Societies Registration Act 1975 and governed by its own rules and regulations framed under the by-laws of the TNIUS society.