My dad has only filed one time and wants to file for2006,mom and him live together but are not together?

Question

What should he do they live in the same address, and he works on and off every year will he owe the irs?

Answer 1

If they are still legally married, they could file a joint return if they agree to do so.

Whether or not he owes the IRS will depend on how much he made and how much was withheld.