The IRS began processing tax returns Monday. For filers who submit their returns electronically using direct deposit, refunds are generally issued in less than 21 days. There is a caution from the tax agency, however, that urges “taxpayers not to rely on receiving refund by a certain date, especially when making major purchases or paying bills.

Already filed taxes? You're just a few weeks away from receiving your tax refund. Here's how to check the status of your refund.