It takes up to 4 weeks for the IRS to receive and process your tax return. If you are expecting a refund, you can view your refund status here: Where's My Refund? You can call the IRS at 1-800-829-4477 if it goes past 6 weeks since you mailed the paper return. Please see the page below. https://ttlc.intuit.com/replies/3288568