RCW 70A.15.2280: Source categories not required to have a permit—Recommendations.

The department shall prepare recommendations to reduce air emissions for source categories not generally required to have a permit under RCW 70A.15.2260. Such recommendations shall not require any action by the owner or operator of a source and shall be consistent with rules adopted under chapter 70A.214 RCW. The recommendations shall include but not be limited to: Process changes, product substitution, equipment modifications, hazardous substance use reduction, recycling, and energy efficiency.