Kalakad–Mundanthurai Tiger Reserve (KMTR), once largely a reserve forest, became a Tiger Reserve in 1988. This Reserve at the southern end of the
These Sanctuaries formed part of the Kalakad Mundanthurai Tiger Reserve in Tamil Nadu, the seventeenth Tiger Reserve in the country, created in 1988-89. Initially, it comprised of two adjacent wildlife sanctuaries of Kalakad and Mundanthurai in district of Tirunelveli to which parts of Veerapuli and Kilamalai Reserve Forests (Approx. 77 sq. km.) of adjacent district Kanyakumari, were added in April 1996. The area of the Reserve is 895 sq. km.
Kalakad Mundanthurai comprises of 665 sq. km. Reserved Forest. About 230 sq. km. of Singampatty Ex-zamindari Forest is not yet declared as Reserve Forest under Section 16 of Tamil Nadu Forest Act 1882. The legal status of this forest is Reserve Land under the Act.