What does the term "closed union shop" imply in union regulations?

The term "closed union shop" refers to a labor agreement where only individuals who are members of the union can be employed. This means that for a worker to be hired in a position covered by the union, they must already be a union member. This arrangement emphasizes the union's strength and is often used to ensure that all employees contribute to the union's efforts and resources, which can include bargaining power, support, and representation.

This type of agreement is designed to foster solidarity among workers and ensure that the union can effectively negotiate on their behalf. While it may promote job security for union members by limiting employment opportunities to those who are unionized, it raises significant discussions about workers' rights and freedom of choice regarding union membership, which is reflected in the other choices regarding employment relations.