Gov. Jay Nixon signed an executive order Thursday to allow same-sex married couples to file joint tax returns.
The Aloha State is poised to allow gay couples to get married beginning Dec. 2.
Gay-rights activists are kicking off a week-long campaign that could see three states legalize same-sex marriage.
Dozens of couples tied the knot just after midnight Sunday after the state Supreme Court declined to intervene.
State agencies will recognize gay marriages performed in other jurisdictions.
Gay marriages will begin Oct. 21 after a New Jersey judge ruled gay couples are missing out on federal benefits.
Legislators will meet Oct. 28 to consider a same-sex marriage bill.
New Mexico county clerks will ask the state Supreme Court to clarify whether state law allows same-sex marriage.
Some New Mexico counties will begin issuing same-sex marriage licenses today.
Supporters of same-sex marriage are shifting tactics, focusing on courts of law rather than state legislatures.