Transport in Tamil Nadu department was established in 1971 and NH220 connect Tamil Nadu wit Kerala.
In Tamil Nadu, ''National Highways Wing'' of Highways & Minor Ports Department was established in the year 1971 to look after the works of improving, maintaining and renewing of National Highways laid down by National Highways Authority of India (NHAI). NH 47, NH 49, NH 208 and NH 220 connects Tamil Nadu with Kerala. 
