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  • E-filing corporate returns
    tax professionals File 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 well, as long as the IRS is also accepting them. E-filing continues to be the fastest and most efficient way to process your clients' tax returns.
Current Topics For Tax Professionals
Tax practitioner e-file mandate
Need to start e-filing this tax season? Not sure what to do? 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
Click the link to access minutes from DOR/OSCPA meetings.
Have questions about personal income or partnership tax laws?
Please use the resources available on this website to find answers to your questions. If you still have general preparation questions, e-mail us: prac.revenue@oregon.gov. If you have questions about a situation involving a specific account or taxpayer, please contact Tax Services. E-mail questions about other business taxes to the appropriate area.
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