The director may at any time upon his own motion or upon written request of any interested persons setting forth reasonable grounds therefor amend or revoke any of the terms of this regulation or of any supplemental regulations promulgated in accordance with WAC 296-128-140 after hearing as provided in RCW 49.46.080.
Wash. Admin. Code § 296-128-150
§ 11, Regulation 294.6.003, filed 3/23/60.