One of the most significant changes for most Americans included lower income tax rates. The top rate fell from 39.6% to 37%, the 33% bracket dropped to 32%, the 28% bracket dipped to 24%, the 25% ...

Federal marginal tax rates range from 10% to 37% and state tax rates vary from none to 13.3%. However, accrued interest is only taxable once it’s been credited.