The first demand pertains to the filling up, through immediate appointment, the backlog of 12,155 posts reserved for the Schedule Tribes of Assam in different Government departments. Department-wise, 164 posts reserved for ST(Plains) lie vacant in the Water Resources department, 295 posts in the PWD, 3596 posts in the Education department, 90 posts in the Transport department, 145 posts in the Health department and 270 posts in the Home department.