A travel ban that you haven't heard about & isn't about immigrants:
Bottom Line: The IRS was granted legal authority in 2015 to impose travel restrictions for those who are severely delinquent on their taxes. They've started to phase it in. So what's the deal?
The IRS's database for tax delinquency will be shared with the State Department's travel database. This means that if you try to leave the country your passport might be rejected for tax delinquency.