A coalition of Texas business groups recently failed to convince a federal district court that the National Labor Relations Board’s amendments to its representation case rules are unlawful or arbitrary. The court dismissed the coalition’s bid for an injunction to block enforcement of the changes to union-election rules.
 
In dismissing the case on June 1, Judge Robert L. Pitman of the U.S. District Court for the Western District of Texas said there was no evidence backing claims that the NLRB adopted the rule changes to favor organized labor.
 
Pitman rejected arguments by the groups ...