The constitutions of all 50 states contain language obligating state governments to provide public education. In response to this constitutional charge, legislatures have established state education codes that specify the set of functions required for the state to fulfill its duty of providing public education. State education codes are compilations of state laws regarding education, and they are changed with the passage of new legislation: adding new mandates, amending existing ones, or repealing outdated provisions. Over the years, education codes have expanded to reflect new federal and state laws as well as court decisions. This entry provides a description of the education functions often included in state education codes, the agencies authorized in education codes to carry out these functions, and examples of some of ...