The IRS' "Where's My Tax Refund" (WMR) tool allows you to check the status of your federal income tax refund quickly and easily. Simply enter your personal information and you can learn about the status of your refund just 24 hours after the IRS has received your return. If you need to check the status of an amended return, you can call the IRS directly at 1-800-829-1040. Want to get your refund even faster? When you file SDM TAX SERVICES, you may be eligible for an advance loan on your IRS tax refund. Find out more today.