Thanks for the correction - I was looking at the 2019 version of Oregon Pub 17 by mistake. TurboTax actually does the calculation in the Oregon State forms. Yes...
FYI, you can also see a printscreen of how it was entered in Turbotax for Oregon in 2020 in the "Oregon credit for federal retirement income" discussion in 2020...
If you download Oregon Pub 17 and start reading on page 77, you will find that the accumulated Interest from Treasury bonds, etc are tax exempt for an IRA distr...
