In 2008 over 100 additional state-level benefits of marriage were added to the original domestic partnership law, and in 2009 the remaining rights afforded to opposite-sex married couples were granted to same-sex partners via the state's domestic partnership law.
The domestic partnership law was expanded in 2008 with over 100 additional benefits for married couples, and two years later, the remaining privileges for heterosexual married couples were transferred to homosexual partners via the state's domestic partnership law.