To
determine whether an offset has occurred on a debt owed, contact the Bureau of the Fiscal Service (BFS) TOP call center at 800-304-3107 or TDD 866-297-0517, Monday through Friday 7:30
a.m. to 5 p.m. CST.
More
info about refund offsets, including contact info and the appeals process, is
on IRS.gov (Tax Topic 203).
To find out about a debt
that reduced your state refund (if applicable), you will need to
contact your State Department of Revenue.
