WEA, the Washington Federation of State Employees, and relevant locals of SEIU each contributed $1M to oppose IP26-645, the income tax repeal initiative. Image courtesy Washington Policy Center🎧 Union Dues Funding WA Ballot Initiative Opposition Your browser does not support the audio element. Public-sector unions also supply money, staff and campaign muscle to candidates, primarily on the Democratic side of the aisle. Public employers in Washington state collect dues for public unions through state payroll systems. Public unions are campaign financiers, coalition organizers and political message shops.