Forbes contributors publish independent expert analyses and insights. Ashley L. Case, J.D., LL.M., writes about tax and estate planning. Form 56 serves as a conduit of communication between taxpayers ...
・You usually have up to 3 years to amend your tax return to fix errors. ・Use Form 1040-X to report the changes to the IRS. ・You must include any forms that changed (W-2, 1099, 1098-T). You filed your ...