The individual tax return you filed for a refund this year (or the last six months of last year) can be accessed through "Where's My Refund?". You can check on the status of your refund 24 hours after you e-file. If you filed a paper return, please allow 4 weeks before checking on the status.
Information regarding refunds for Form 1040X, Amended U.S. Individual Income Tax Return is not available. Amended/corrected returns are processed as quickly as possible. However, it may take 8 to 12 weeks or longer to process the return. If 12 weeks have elapsed and you have not received your refund, call (800) 829-1040.