(1) The department may adopt administrative rules under chapter
34.05 RCW to implement the provisions of this chapter.
(2) The department may receive any lawful gifts, grants, or endowments from public or private sources that are made from time to time, in trust or otherwise, for the use and benefit of the department in implementing this section, and may spend such gifts, grants, or endowments for the purposes of implementing this section.
(3) The department must regularly seek input from retail providers, consumers, environmental advocates, the Bonneville power administration, other state disclosure programs, and other stakeholders regarding potential improvements to the disclosure program established by chapter 222, Laws of 2019.
(4) Each retail supplier must make available to the department upon request the following information to support the ownership or contractual rights to declared resources:
(a) Documentation of ownership of declared resources by retail suppliers; or
(b) Documentation of contractual rights by retail suppliers to a stated quantity of electricity from a specific generating facility.