Filing your taxes jointly with a spouse has its benefits. Aside from larger deductions and special tax breaks, joint filing involves less hassle than filing separately. But filing jointly also puts you at risk if your current or former spouse makes mistakes or purposely reports incorrect tax information.
Innocent spouse tax relief can help get you out of hot water with the IRS over spousal tax issues. However, it's easy to confuse innocent spouse relief with injured spouse relief—another means of resolving spousal tax issues you weren't initially aware of.