A voluntary or mandatory contribution (depending on the situation) in addition to union dues allocated for specific purposes, such as a GDC

A chartered

(Branch Secretary-Treasurer) - The chief administrative officer of a chartered IWW Industrial Union Branch or General Membership Branch.

A document issued by the GEB

(Central Secretary-Treasurer) - The chief administrative officer of the IWW's General Defense Committee

An IWW member empowered to collect dues from other members, sign up new IWW members, and represent the group of IWW members they represent at district councils

An international coordinating body of closely related Industrial Unions

(General Defense Committee) -- An organization composed of IWW members and supporters whose function is to organize for the defense of workers indicted in the process of union organizing or other revolutionary activity. The GDC can be organized into locals and regional federations. The GDC is the only official committee that sympathetic employers m [..]

(General Executive Board) -- The chief coordinating body of the Industrial Workers of the World, consisting of seven members elected to one year terms annually by a democratic vote of the entire IWW membership. The GEB's duties are outlined by Article III, Section 5A of the IWW Constitution.

(GA) - An annual assembly, held (US) Labor Day Weekend, where members, delegates and officers of the union meet to discuss union business, prepare for the annual election and referendum, and set union policy. The decisions of the General Assembly are subject to review by the entire IWW membership.