2021 Oregon Revised Statutes
Chapter 317A - Corporate Activity Tax
Section 317A.137 - Returns; payment; rules.

(2) The corporate activity tax imposed under ORS 317A.116 is due and estimated tax payments for the previous quarter are payable to the department on or before the 4th, 7th and 10th months of the tax year and the first month immediately following the end of the tax year.
(3) The department may by rule extend the time for making any return for good cause. If the time for filing a return is extended at the request of a taxpayer, interest on any unpaid tax at the rate established under ORS 305.220 from the time the return was originally required to be filed to the time of payment, shall be added and paid. [2019 c.122 §70; 2019 c.579 §56; 2021 c.572 §10]
Note: Sections 1 and 2, chapter 572, Oregon Laws 2021, provide:
Sec. 1. Section 2 of this 2021 Act is added to and made a part of ORS 317A.100 to 317A.158. [2021 c.572 §1]
Sec. 2. Short year tax return required for certain taxpayers. (1) For the 2021 calendar year, taxpayers using a federal tax year other than the calendar year, pursuant to section 441 of the Internal Revenue Code or under rules adopted by the Department of Revenue, must register with the department and file a short year tax return.
(2) The short year tax return required under this section is applicable to a period starting January 1, 2021, and ending on the last day of the taxpayer’s federal tax year that ends in calendar year 2021. A taxpayer subject to the short year registration and filing requirement shall prorate, for the number of days to which the short year tax return is applicable, the commercial activity threshold of $750,000 provided in ORS 317A.100, 317A.116 and 317A.131, the tax rate threshold of $1 million provided in ORS 317A.125 and 317A.137 and the subtraction amount allowed in ORS 317A.119.
(3) A taxpayer shall file the 2021 short year tax return required under this section no later than April 15, 2022.
(4) The department may adopt rules necessary to carry out the provisions of fiscal year filing and short year tax returns, including policies and procedures for payment methods, due dates, timelines, forms, proration methods and reconciling accounting inconsistencies between tax years. [2021 c.572 §2]

Structure 2021 Oregon Revised Statutes