An spouse establishes "lack of knowledge," and 4) it is "inequitable" to impose the tax on him or her.
The spouse from any legitimate tax obligations for which she (or he) is responsible under the doctrine of joint and several liability.
Resources: Taxpayers requesting protection under the Innocent Spouse Rule must file Tax Form 8857.
TIP: DON’T UNDERSTAND IT? DON’T SIGN IT
In a divorce actions, no one should ever sign anything he or she does not understand.