Important Tax filing Deadlines:

Individual Income Tax Returns: April 15th
Extended deadline of October 15th

Partnerships returns (form 1065): March 15th
Extended deadline is September 15th

S-Corporations (1120-S): March 15th
Extended deadline is September 15th

C-Corporations (1120):
Calendar year: April 15th
Extended deadline of October 15th
Fiscal year: the 15th day of the fourth month following year end

Estates and Trusts Returns: April 15th
Extended September 30th

Estimated Tax payments Due Dates:

  • April 15th
  • June 17th
  • Sept 15
  • Jan 15th

Helpful Links

Oregon Department of Revenue
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Where is my IRS Refund?
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Where is my Oregon Refund?
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Need a new EIN?
Click Here

OR Secretary of State
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OR Business Identification
Click Here