"Some taxpayers, regardless of tax preparation method, may see a discrepancy in their tax refund amount.  The most common reason for this is a refund offset.  All or part of a taxpayers refund may have been used (offset) to pay off past-due federal tax, state income tax, state unemployment compensation debts, child support, spousal support, or other federal nontax debts, such as student loans. Taxpayers may also see a change in their refund amount because the IRS made a change to their tax return."

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