(1) A violation of any requirement of this chapter subjects the covered party to enforcement in chapter 70.94 RCW.

(2) Each metric ton of covered GHG emissions that a covered party emits that exceeds the covered party's compliance obligation, and is not covered by an ERU is a separate violation.

(3) Ecology is solely responsible for enforcing the requirements of this chapter. Nothing in this chapter otherwise alters a local air authority's ability to regulate covered parties in their jurisdiction.

(4) Penalties may be appealed to the pollution control hearings board per chapter 43.21B RCW.