Wash. Admin. Code § 392-172A-04050
Statutory Authority: RCW 28A.155.090, 20 U.S.C. 1400 (c)(12)(C), 20 U.S.C. 1401(3)(A)(i), and 20 U.S.C. 1401(30)(C). 11-06-052, § 392-172A-04050, filed 3/1/11, effective 4/1/11. Statutory Authority: RCW 28A.155.090(7) and 42 U.S.C. 1400 et. seq. 07-14-078, § 392-172A-04050, filed 6/29/07, effective 7/30/07.