Oklahoma Income Tax Form OW-8-P
|Download Form OW-8-P (PDF)||Oklahoma Estimated Tax Underpayment Form updated 02/2013|
Printable Oklahoma Income Tax Form OW-8-P
If you failed to pay or underpaid your estimated taxes for the past tax year, you must file form OW-8-P to calculate any interest or penalties due with your income tax return. For more information, see the Oklahoma Income Tax page.