FILE - This March 22, 2013 file photo shows the exterior of the Internal Revenue Service building in Washington. Just like other married couples, same-sex couples are about to find out

 

              FILE - This March 22, 2013 file photo shows the exterior of the Internal Revenue Service building in Washington. Just like other married couples, same-sex couples are about to find out
FILE - This March 22, 2013 file photo shows the exterior of the Internal Revenue Service building in Washington. Just like other married couples, same-sex couples are about to find out that federal benefits for being married might not be all they're cracked up to be. Social Security benefits for spouses can be generous, but only for couples with big disparities in their incomes. Taxes are a decidedly mixed bag, and there still a lot of unanswered questions for the Internal Revenue to address. (AP Photo/Susan Walsh, File)