Hello Pranshu,

The application process for BBA offered by Birsa Institute of Technology usually commences in the month of May. You can apply for it online, it will be available on the website  www.bitmesra.ac.in. It is offered in four campuses- Lalpur, Noida, Jaipur and Patna. Make sure that you fulfill the eligibility criteria:  You should have scored minimum 50% (45% for SC/ST/PwD) marks in Class 10th and you should have passed qualifying examination with minimum 50% (45% for SC/ST/PwD) marks with English as a subject. 

For more details you can also visit:

https://www.careers360.com/university/birla-institute-of-technology-mesra/bba-course

Hope this answers your query, feel free to ask for more info.

Best wishes.