When Becky Wittrock tried to file her taxes in March 2015, she was told a return had already been filed in her name the month before. The South Dakotan was one of a surging number of Americans to fall victim to scams in which fraudsters try to steal other people's tax refunds by filing phony, inflated returns on their behalf.

But this year was supposed to be different: In January, the Internal Revenue Service mailed Wittrock - along with 2.7 million other taxpayers - a six-digit identity-protection personal identification number, or IP PIN, that she was supposed to use to ensure that only she could electronically file on her behalf.

"Honestly, I felt very secure I would be able to file my return without any problems," she said.

But when Wittrock tried to file her taxes last weekend, there were problems once again. On Monday, the IRS help line told her that someone had filed a return using her IP PIN on Feb. 2, she said. ... Read More: readingeagle.com