The vote was a devastating blow to efforts to reverse a 2003 court ruling legalizing same-sex marriage.

An amendment now can't reach voters before 2010. That would happen only with a successful new petition drive and the backing of 50 lawmakers in two consecutive sittings of the 200-seat Legislature - including the one that just rejected the ballot measure.

Such a scenario appeared increasingly unlikely, but opponents of gay marriage vowed to press on.