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  • E-file your Oregon corporate taxesFile Your State Corporate Taxes When You File With the IRS
    We accept current year electronically filed corporate returns on the same date as the IRS. We will also continue accepting your two prior year's e-filed corporate returns as along as the IRS is accepting them. E-filing continues to be the fastest and most efficient way to process tax returns.

    Learn more about corporate e-filing
Current Topics For Tax Professionals
Tax practitioner e-file mandate
Check out our Frequently Asked Questions page for guidance and contact information.

W-2 reporting requirements
All businesses and payroll service providers are required to report W-2 information electronically.
Oregon connection to federal tax law
Oregon is tied to the federal definition of taxable income with the exceptions of Federal subsidies for prescription drug plans and income from domestic production activities (or "QPAI").

Tax practitioner meetings
The Department of Revenue meets with tax practitioners the fourth Friday of May, July, and October, and the first Friday in December. Meetings are open to all tax practitioners.
CPA liaison meetings
> Access meeting minutes from DOR/OSCPA meetings
Have questions about personal income or partnership tax laws?
Please use the resources on this website to find answers to your questions. You may send general preparation questions to: prac.revenue@oregon.gov. For questions about a specific account or taxpayer, contact Tax Services. E-mail questions about other business taxes to the appropriate area.
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