HB 860 -- Compulsory Age for School Attendance Co-Sponsors: Hilgemann, Kennedy, Boykins, Gambaro, Coleman, Johnson (61) This bill permits school boards in any district to vote to raise the mandatory attendance age from 16 to 17. Parents and guardians of children between 16 and 17 will not be subject to penalties for nonenrollment or nonattendance.Copyright (c) Missouri House of Representatives