related_tweet: @amiracle217 @annabellet53 @bikinimowing @tbush42076295 @iamrachelwolf @jonahfromtexas @nycockerrescue biden wants to raise the top income tax rate back to 39.6% from 37% and the top corporate income tax rate to 28% from 21%. he will apply social security taxes to earnings above $400,000. the tax rate on profits earned by foreign subsidiaries of u.s. firms will be doubled to 21%.