OAR 150-316-0535
Federal Tax Deduction: Accrual Method of Accounting Required; Deductions Allowable to Cash Basis Taxpayers; Refunds to Be Included
Source:
Rule 150-316-0535 — Federal Tax Deduction: Accrual Method of Accounting Required; Deductions Allowable to Cash Basis Taxpayers; Refunds to Be Included, https://secure.sos.state.or.us/oard/view.action?ruleNumber=150-316-0535
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