Washington Revised Code Title 29B. Campaign Disclosure and Contribution § 29B.10.080. Books of account (Effective January 1, 2026)

(1) In the case of a campaign or political committee, a ledger or similar listing of contributions, expenditures, and debts, such as a campaign or committee is required to file regularly with the commission, current as of the most recent business day; or

(2) In the case of a commercial advertiser, details of political advertising or electioneering communications provided by the advertiser, including the names and addresses of persons from whom it accepted political advertising or electioneering communications, the exact nature and extent of the services rendered, and the total cost and the manner of payment for the services.