If your estate plan includes passing down traditional IRAs to children and grandchildren, you better make an appointment with your estate planning attorney soon. Changes that began with the 2017 Tax Cuts and Jobs Act may turn your planning inside out. Your children might find themselves in the top tax bracket, which is not likely what you had in mind.
The Tax Cuts and Jobs Act brought about a big change in how children are taxed on unearned income. This includes required minimum distributions (RMDs) from inherited IRAs.