The Facts About Income Tax Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise you. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Charitable Giving: Smart from the Heart Do you have causes that you want to support with donations? Consider Keeping Your Life Insurance When You Retire Reasons to retain your coverage into your retirement years.