The Republican-controlled Congress is defying a veto threat over a labor board rule governing union elections.
The House voted Thursday to block the new rule, which would shorten the time between a union's request for representation and a vote by workers on it. The Senate approved the measure earlier this month.
Continue Reading Below
Republicans say the rule allows what they call "ambush elections" that limit the ability of businesses to defeat efforts by workers to form or join a union.
The vote was 232-186 in the House. The Senate voted 53-46. That indicates supporters are short of the two-thirds majority needed to override a presidential veto.
The rule is scheduled to take effect in April.