House approves PRIDE Act to give gay couples refunds on back taxes.

The PRIDE Act would make gay couples eligible for a tax refund if they married before DOMA was struck down. (Image: Washington Blade file photo by Michael Key)

The U.S. House approved on Wednesday — with zero opposition — legislation that would allow same-sex couples to obtain an estimated $67 million in tax refunds if they married before the U.S. Supreme Court struck down the Defense of Marriage Act in 2013…