Many financial institutions, perhaps most, use code T for those over age 59½ even though you have met the 5-year requirement to make the Roth IRA distribution a qualified distribution, requiring you yourself to assert that you have met that requirement. In TurboTax you simply indicate that you opened your first Roth more than 4 years prior to the beginning of the year in which you received the Roth IRA distribution (prior to 2015 with respect to a 2019 Roth IRA distribution). TurboTax asks this question after you click the Continue button on the Your 1099-R Entries page.
