 It passed the Senate in February 2013, but legislators delayed a vote in the House while lobbying for votes until November 5, 2013, when the House passed an amended version of the bill by a narrow margin.The Senate quickly approved the amended bill and Governor Quinn signed it into law on November 20.The law went into effect (statewide) on June 1, 2014, with same-sex couples able to apply for marriage licenses and then marry after the mandatory one-day waiting period.