ORS 315.304
Section 3, chapter 928, Oregon Laws 2001, provides:
Sec. 3. (1) Notwithstanding ORS 315.304 (9), in the case of a pollution control facility for which unexpired tax credits exist as of the tax year of the taxpayer that begins in the 2001 calendar year, if the facility is in use and operation during the tax year immediately following the third succeeding tax year described in ORS 315.304 (9), any credit under ORS 315.304 remaining unused may be carried forward to that fourth succeeding tax year. If the facility is in use and operation during the tax year immediately following the fourth succeeding tax year, any credit under ORS 315.304 remaining unused may be carried forward to that fifth succeeding tax year. If the facility is in use and operation during the tax year immediately following the fifth succeeding tax year, any credit under ORS 315.304 remaining unused may be carried forward to that sixth succeeding tax year, but may not be carried forward to any tax year thereafter.
(2) For purposes of this section, unexpired tax credits include credits claimed pursuant to ORS 315.304 (2) and credits carried over from previous tax years pursuant to ORS 315.304 (9). [2001 c. 928, § 3]