Are you married

基本解释

N: Are you married or single?
你结婚了，还是独身？
All right. Are you married?
好的。你结婚了吗？
Have your apologies often fallen flat? Do your spouse's apologies connect and motivate you to forgive? Or are you married to someone who seldom apologizes?
你的道歉总会落空吗？你配偶的道歉会让你原谅他吗？还是与你结婚的人很少道歉？

If you are married for state purposes, you are married for federal purposes (the exception, of course, is for single sex marriages which are specifically exempt from the definition of marriage for federal purposes).
FORBES: Ask the taxgirl: Marital Status and the Earned Income Tax Credit
If you are married you can file married filing joint (one return) or married filing separate (two returns).
FORBES: One More Tax Filing Status: Same Sex Partners?
Credit reports are unique to Social Security numbers, so if you are married, you may want to stagger your requests with your spouse every six months.
FORBES: 5 Credit Myths that Lead to Disaster