A bill was passed in the Jharkhand assembly on Friday to raise the total reservation offered to different categories to 77 per cent. In a special session, the assembly passed an amendment to the Jharkhand Reservation of Vacancies in Posts and Services Act, 2001, raising the reservations for STs, SCs, EBCs, OBCs and Economically Weaker Sections (EWS) in government jobs from the present 60 per cent.