The OMR sheet has not been available online for both the Tamil Nadu MBBS application forms 2018 (for Government Quota and Management Quota). The OMR sheets are included in the offline forms, Tamil Nadu MBBS 2018 offline application forms are available from June 11 to June 18, 2018 from 10.00 am to 5.00 pm at all government and dental colleges of the state. 

Good Luck!