term:

Labor Organization

labor organization n

: an organization, agency, committee, group, or plan in which employees take part that deals with employers about such matters as wages and grievances
;esp
: labor union NOTE: Designation by the court as a labor organization subject to applicable statutes can confer a variety of liabilities and protections, esp. in regard to antitrust issues, unfair labor and management practices, and right-to-work laws.