(1) All challenges in regard to the consistency of the rules adopted pursuant to RCW 43.21C.120 and with the rules and guidelines adopted pursuant to RCW 43.21C.110 shall be initiated by filing a petition for review with the pollution control hearings board in accordance with rules of practice and procedures promulgated by the hearings board.

(2) All challenges to the hearings board provided under this section shall be decided on the basis of conformance of rules, with the applicable rules and guidelines adopted pursuant to RCW 43.21C.110. The board may in its discretion require briefs, testimony, and oral arguments.

(3) The decisions of the hearings board authorized under this section shall be final.

Purpose—1974 ex.s. c 179: See note following RCW 43.21C.080.