There are 19 Check posts functioning on the borders of the neighboring States and one Check post at Poonamallee is functioning within the State specially intended to monitor the movement of incoming vehicles from Bangalore (Karnataka) and Chittoor (Andhra Pradesh) via various diversion routes.

The check post performs the following functions: -

1.Tax and Fee Collection

2.Issue of Temporary Permit

3.Issue of Check Report

present 8 Check posts have been computerized using "Vahan" and "Sarathi" customized software. The above Check posts have been provided with Broadband connectivity and the interlinking of check posts is under progress.

The Government has approved the scheme for the modernization of the check posts at Pethikuppam and Hosur.