President Donald Trump's plan to eliminate federal taxes on Social Security benefits sounds simple: cut taxes so older adults keep more of their money. However, the plan is controversial because

Tax season usually brings a refund check for most workers, but if you're retired, you could wind up owing the IRS.

President Donald Trump has asserted his belief that seniors shouldn't pay Social Security benefit taxes, and there are plenty of retirees who feel the same. There's a bill in the House now that, if passed, would completely eliminate the tax, providing significant gains to many seniors. But there's a hidden cost that can't be ignored.