RCW 43.215.020 establishes the department of early learning as the state lead agency, for Part C of the federal Individuals with Disabilities Education Act, with the responsibility and authority to set and enforce rules for the provision of early intervention services in Washington state. Federal authority for this chapter is 20 U.S.C. Sec. 1431-1444 and the Part C regulations in 34 C.F.R. Part 303, which includes receipt of federal funds for early intervention services.
Wash. Admin. Code § 170-400-0001