The authority for this chapter is RCW 28A.150.290 which establishes that the superintendent of public instruction shall have the power and duty to make rules and regulations that are necessary for the proper administration of allocations for basic education and other purposes and RCW 28A.300.040, which states that the powers and duties of the superintendent of public instruction include:

(1) To have supervision over all matters pertaining to the public schools;

(2) To report to the governor and the legislature such information and data as may be required for the management and improvement of the schools; and

(3) To print and distribute forms that are necessary to discharge the duties of officials charged with the administration of the laws relating to the common schools.

This chapter is further authorized under RCW 28A.710.040(5), which provides that public charter schools are subject to the supervision of the superintendent of public instruction to the same extent as other public schools.