Due dates for individuals
March 15, 2018
- Partnership returns. Please see OR-65 for due dates for non-calendar-year filers.
April 16, 2018
- Individual estimated tax payments for the first quarter of 2018.
April 17, 2018
- 2017 individual income tax returns and balance-due payments.
- Tax year 2017 contributions to a Roth or traditional IRA.
- Last day to file individual refund claims for tax year 2014.
- Trust and estate returns (Form OR-41) and payments.
- 2017 TriMet and Lane Transit District self-employment tax returns and payments.
- Senior and disabled property tax deferral applications.
June 15, 2018
- Individual estimated tax payments for the second quarter of 2018.
September 17, 2018
- Individuals estimated tax payments for the third quarter of 2018.
October 15, 2018
- Individual income tax returns for taxpayers that filed an extension.
January 15, 2019
- Individual estimated tax payments for the fourth (last) quarter of 2018.