Wash. Admin. Code § 392-121-217
As used in this chapter, "institutional education certificated instructional employee" and "full-time equivalent institution education certificated instructional staff" means a certificated instructional employee and full-time equivalent of certificated instructional employees assigned to the following school district programs:
(3) 59 Institutions-Juveniles in Adult Jails;
or educational service district programs:
[Statutory Authority: RCW 28A.150.290(1). WSR 16-14-109, § 392-121-217, filed 7/6/16, effective 8/6/16; WSR 11-21-065, § 392-121-217, filed 10/17/11, effective 11/17/11. Statutory Authority: RCW 28A.150.290(1) and section 503 (1)(b) of the 2002 supplemental budget. WSR 02-22-065, § 392-121-217, filed 11/1/02, effective 12/2/02.]