The department has two major sub-departments, tourism and Hindu religious endowments.

[3] The department was established by the Madras Hindu Religious and Charitable Endowments Act of 1951 and is responsible for the maintenance, promotion and consecration of temples and mutts under its supervision.

In 1971, Tamil Nadu Tourism Development Corporation was established as a nodal agency responsible for the same.

[5] The tag line "Enchanting Tamil Nadu" has been adopted in the tourism promotions by the department.

[6][7] In the 21st century, the state has been among the top destinations for domestic and international tourists.