Here are some arguments countering the GOPs contentions.
Marriage and Domestic Partnership: The Facts
1. Domestic Partnership does not automatically lead to marriage for
gay couples. In the overwhelming majority of states that have Domestic Partnerships or similar arrangements, same-sex couples are not allowed to marry. (
2. Domestic Partnership laws do not make courts require marriage.
It is true that courts in two states that had domestic partnership—
Seven of the nine states that have Domestic Partnership have not allowed gay couples to marry. In two of those states (
marriage. The first state court to allow gay marriage,
3. Domestic Partnership laws are not marriage. Nor are they a requisite for marriage: most states that do have Domestic Partnership laws have not gotten to marriage, and states that don’t have Domestic Partnership laws have gotten marriage.
4. Domestic Partnership laws are about allowing couples who love each other to take care of each other. No matter how you feel about marriage, how can you be against that?