Union dues refers to the regular payments made by workers who are part of a labor union. These dues help to finance the union's activities and support the rights and interests of its members. Full definition
But then we should not have exemptions because of religious beliefs such as refusing to pay union dues because of religious beliefs conflicting with purposes for which dues are used. (slaw.ca)
Under the contract, actual take - home pay will rise less than these figures suggest because of union dues and fees. (sciencemag.org)
Many of the districts continue to collect union dues from employees with contracts, though some negotiated changes to end that practice. (host.madison.com)