Senator Heather Steans and Representative Greg Harris plan to push the legislation before the current session ends early next month.
Equality advocates in Washington were successful in reframing the discussion about same-sex marriage from one of "rights" to one of "commitment" and "values," according to a new poll from centrist think tank Third Way.
The state Senate president and LGBT advocacy groups reaffirmed their opposition after an openly gay assemblyman introduced a measure to allow voters to decide the issue.
The founder of the It Gets Better Project married his longtime partner in Seattle on Sunday, the first day same-sex couples could marry after voters legalized marriage equality in November.
"Don't compare me to a murderer because I'm a lesbian," said the New York City Council Speaker. "Don't do it. It's wrong."