IRS mail audit from 3 years ago, can the taxpayer still dispute the a mail audit from 3-4 years ago? Is there a limit?

It is not too late. There is a 3 year statute of limitations on claiming an refund of amounts paid, but if the balance is still unpaid, then the...

I mailed a personal check to the IRS, it was cashed on March 18, 2018. I have received three notices that I have not paid taxes.

Those notices are probably just crossed- the 60 days from July 11 are not up until Sept 11 (and the 60 days is optimistic). The Aug 27 notice was...

Charles is correct. You may want pull the account transcripts for the 3 year look-back period first to make sure you qualify before spending money...

How I fill as the head of house hold tax return? how i get ITIN for my wife non legal resident?

Consider carefully whether you (more specifically, the non-resident spouse) really want to file married filing joint (MFJ) or not. Married filing...

Charles is right, you don't want to do that- it is a federal crime . Your son could even be implicated as a co-conspirator- a separate crime. ...