Whether you're trying to file your taxes in the final days, track your refund, or pay any taxes you owed from filing, here is what you need to know.

As the April 15 deadline looms, taxpayers across the United States are facing the annual rush to file their federal income tax returns. While the IRS has streamlined many processes in recent years, the reality is that millions of Americans still wait until the final weeks—or even days—to get their documents in order.