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2014 Oklahoma Resident Individual Income Tax Forms
Generally, your return must be postmarked by April 15, 2015. For additional information, see the. Due Date section on page 4. This form is also used to
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2015 Form 512 Oklahoma Corporation Income Tax Return
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Oklahoma Tax Commission
Jan 1, 2016 Oklahoma Sales Tax Exemption Permit. Public Schools-Higher Education November 27, 2015. L0775568128. **-***7584. UNIVERSITY OF OKLAHOMA.
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