Hi Vtthanigai,

Yes you can absolutely pursue LLB after doing your MBA. Both TN board and RIOS boards are recognized boards in India and certificates thus obtained from them should not pose a problem for you in college admissions. You can go through the link attached below to check for all the boards recognized and deemed valid in India.

https://www.validboards.in/valid-boards-list-2019/

Additionally, there is no upper age limit to pursue a degree in LLB. You should hold a bachelor's degree in any discipline from a recognized university with a minimum aggregate percentage of 45% in case of general category and 40% in case of SC/ST category.

Admission procedure differs for every institution. Some of the best institutions to apply for an admission into the LLB program are Delhi University, Symbiosis Law College Pune, Government Law College of Mumbai, ILS Law College Pune, Rajiv Gandhi School of Intellectual Property Law, Indian Institute of Technology Kharagpur and many others. Moreover, NLSIU, India's top law school, is all set to start its 3 year LLB course from this year. You can check the details on the NLU's official website and likewise prepare for it.

I hope I answered your question. Drop a reply in case of any confusion. Good luck!