(a) Effect of filing claim. Unless a claim for credit or refund of an overpayment is filed within the period of limitation prescribed in section 6511(a), no credit or refund shall be allowed or made after the expiration of such period.
(b) Limit on amount to be credited or refunded. (1) In the case of any tax (other than a tax payable by stamp):
(i) If a return was filed, and a claim is filed within 3 years from the time the return was filed, the amount of the credit or refund shall not exceed the portion of the tax paid within the period, immediately preceding the filing of the claim, equal to 3 years plus the period of any extension of time for filing the return.
(ii) If a return was filed, and a claim is filed after the 3-year period described in subdivision (i) of this subparagraph but within 2 years from the time the tax was paid, the amount of the credit or refund shall not exceed the portion of the tax paid within the 2 years immediately preceding the filing of the claim.
(iii) If no return was filed, but a claim is filed, the amount of the credit or refund shall not exceed the portion of the tax paid within the 2 years immediately preceding the filing of the claim.
(iv) If no claim is filed, the amount of the credit or refund allowed or made by the district director or the director of the regional service center shall not exceed the amount that would have been allowable under the preceding subdivisions of this subparagraph if a claim had been filed on the date the credit or refund is allowed.
(2) In the case of a tax payable by stamp:
(i) If a claim is filed, the amount of the credit or refund shall not exceed the portion of the tax paid within the 3 years immediately preceding the filing of the claim.
(ii) If no claim is filed, the amount of the credit or refund allowed or made by the district director or the director of the regional service center shall not exceed the portion of the tax paid within the 3 years immediately preceding the allowance of the credit or refund.
The preliminary Code is a preliminary release of the Internal Revenue Code of 1986 (the "Code") by the Office of the Law Revision Counsel and is subject to further revision before it is released again as a final version. The source of the preliminary Code used in TouchTax is available here: https://uscode.house.gov/download/download.shtml. The Code is a consolidation and codification by subject matter of the general and permanent laws of the U.S. prepared by the Office of the Law Revision Counsel of the U.S. House of Representatives. The Treasury Regulations are a codification of the general and permanent rules published in the Federal Register by the departments and agencies of the federal government. The version of the Treasury Regulations available within TouchTax is part of the Electronic Code of Federal Regulations which is not an official legal edition of the Code of Federal Regulations but is an editorial compilation of CFR material and Federal Register amendments produced by the National Archives and Records Administration's Office of the Federal Register (OFR) and the Government Publishing Office. The source of the CFR used in TouchTax is available here: https://www.govinfo.gov/bulkdata/ECFR/title-26. Those using TouchTax for legal research should verify their results against the printed versions of the Code and Treasury Regulations. TouchTax is copyright 2024 by Com-Lab (Mobile). Learn more at http://touchtax.edrich.de.