What this notice is about We made changes to your return because we believe there’s a miscalculation. As a result, you are due a refund. What you need to do You don't need to do anything. If you haven't received it already, you should receive a refund of the overpaid amount within 4-6 weeks as long as you owe no other taxes or debts we are required to collect. You may want to Compare the figures on the notice with your tax return. If you agree with our changes, correct the copy of your tax return that you kept for your records. Complete and send us a Form 2848, Power of Attorney and Declaration of Representative PDF, to authorize someone (such as an accountant) to contact us on your behalf. Frequently asked questions What if I do not receive my refund in 4-6 weeks? If you don’t owe other taxes or debts we’re required to collect, such as child support, and 6 weeks have lapsed, call us at the toll-free number listed on the top right corner of your notice. What if I disagree with the changes you made and don’t want the refund? Contact us at the toll-free number listed on the top right corner of your notice to stop the refund. Helpful information Publication 15, (Circular E), Employer's Tax Guide Publication 15-A, Employer's Supplemental Tax Guide (Supplement to Pub.15, Employer's Tax Guide) Publication 15-B, Employer's Tax Guide to Fringe Benefits Tips for next year Consider filing your taxes electronically. Filing online can help you to avoid mistakes and to find credits and deductions for which you may qualify. In many cases you can file electronically for free. Learn more about e-file. Reference tools Publication 1, Your Rights as a Taxpayer Publication 17, Your Federal Income Tax Full list of tax forms and instructions Cần trợ giúp? Bạn có thể ủy quyền cho ai đó (tiếng Anh) thay mặt bạn liên lạc với IRS. Xem liệu bạn có đủ điều kiện để nhận được sự trợ giúp từ Trung tâm cho Người đóng thuế có thu nhập thấp. Nếu bạn không thể tìm thấy những gì bạn cần trực tuyến, hãy gọi cho IRS theo số ở đầu thông báo hoặc thư gửi cho bạn. Nếu bạn không nhận được thư hoặc thông báo, sử dụng hỗ trợ qua điện thoại. Nếu bạn không thể tự mình giải quyết hình phạt, liên hệ Dịch vụ Biện hộ Người đóng thuế, một tổ chức độc lập trong IRS.