Where’s My Tax Refund? How to Check the Status of Your Tax Refund

You should be aware, though, that the tool won’t work if your return isn’t already in the system. If you mail a paper return to the IRS, it can take more than a week or two to get your return in the system so that you can check the status of your refund. If you e-file, though, you can look up your refund status after 72 hours.
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