Gov. Gary Herbert signed the bill into law tonight; meanwhile, the state will allow some public employees to opt out of performing same-sex weddings.
The Mormon Church's supportive position is head-turning, coming just seven years after it famously backed Prop 8.
The church first endorsed statewide LGBT-inclusive legislation, then said its support was limited to a Salt Lake City ordinance.
Equal marriage has won back parental rights for the Beehive State's same-sex couples seeking adoptions.
Several states have won the freedom to marry in just the last few days. That means plenty to celebrate for same-sex couples and their allies — and plenty to lament for those who oppose equality.
The issue is now clearly back in the political arena, but Republicans seem to want to avoid it.
Updated October 6: Marriage has been permanently legalized in Utah, and couples are now free to wed. The next steps in nearby states remain murky.
An anti-equality rally at the Utah State Capitol last week used photos of children of same-sex couples to highlight the so-called dangers of 'redefining marriage.'