Economic Definition of NIRA. Defined.
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Term NIRA Definition: The common abbreviation for the National Industrial Recovery Act, which was one of the first acts passed under New Deal program the Roosevelt administration in 1933. The NIRA specifically allowed workers to organized into unions and to engage in collective bargaining without interference from firms. This act was declared unconstitutional in 1935, but while in force gave a big boost to labor unions and membership. The National Labor Relations Act was created in 1935 to replace the NIRA.