• Either you will have a marvelous percentage record in your academics including the BITSAT papers but your financial problems are not capable to pay the tution fee then in such cases they will prevail you with the scholarship
• Either you should be a board topper of your respective region.
• In case if you are a Department Topper in all the 4 years then they will definitely gonna reduce your fee as a scholarship.

Students nees to fillup applications form for all scholarships. Eligible criteria is different for all as shared below. 

https://www.bitsaa.org/page/scholarships

Generally students with top CGPA are awaeded scholarships on merit basis and certain amount is credited to their bank account.