Yes, passing class 12 is a prerequisite for enrollment in UG courses at RIT Roorkee. Admission to programmes for example B.Tech, BSc etc is set from the grades/ marks gained at school 12 qualifying Test. The Haridwar University admission in BTech programs is predicated on the JEE Principal scores though https://engineeringcollegeuttarakhand.tech.blog/2024/05/26/how-to-attend-the-best-institute-of-technology-in-roorkee/