# Adjustments of overpayments.
**AGENCY:**
Internal Revenue Service (IRS), Treasury.
**ACTION:**
Correcting amendment.
**SUMMARY:**
This document contains corrections to final regulations (TD 9645) that were published in the *Federal Register* on Friday, November 29, 2013. The final regulations are relating to Additional Hospital Insurance Tax on income above threshold amounts, as added by the Affordable Care Act.
**DATES:**
This correction is effective January 29, 2014 and applicable beginning November 29, 2013.
**FOR FURTHER INFORMATION CONTACT:**
Andrew K. Holubeck, at (202) 317-4774 (not a toll free number).
**SUPPLEMENTARY INFORMATION:**
**Background**
The final regulations (TD 9645) that are the subject of this correction are issued in connection with the Additional Hospital Insurance Tax on income above threshold amounts (“Additional Medicare Tax”), as added by section 9015 of the Patient Protection and Affordable Care Act (PPACA), Public Law 111-148 (124 Stat. 119 (2010)), and as amended by section 10906 of the PPACA and section 1402(b) of the Health Care and Education Reconciliation Act of 2010, Public Law 111-152.
**Need for Correction**
As published, the final regulations (TD 9645), published November 29, 2013 (78 FR 71468), contain errors that may prove to be misleading and are in need of clarification.
**List of Subjects in 26 CFR Part 31**
Employment taxes, Income taxes, Penalties, Pensions, Railroad retirement, Reporting and recordkeeping requirements, Social Security, Unemployment compensation.
**Correction of Publication**
Accordingly, 26 CFR Part 31 is corrected by making the following correcting amendments:
**26 CFR Part 31**
**PART 31—EMPLOYMENT TAXERS AND COLLECTION OF INCOME TAX AT THE SOURCE**
*Paragraph 1.* The authority citation for part 31 continues to read in part as follows:
**Authority:**
26 U.S.C. 7805 * * *
**26 CFR Part 31**
*Par. 2.* Section 31.3101-2 is amended by revising paragraph (d) to read as follows:
§ 31.3101-2
(d) *Effective/applicability date.* Paragraphs (a), (b), and (c) of this section apply to quarters beginning on or after November 29, 2013.
**26 CFR Part 31**
*Par. 3.* Section 31.6011(a)-1 is amended by revising the first sentence of paragraph (g) to read as follows:
§ 31.6011(a)-1
(g) * * * An employee who is paid wages, as defined in section 3121(a), subject to the tax under section 3101(b)(2) (Additional Medicare Tax), must make a return for the taxable year in respect of such tax. * * *
**26 CFR Part 31**
*Par. 4.* Section 31.6413(a)-2 is amended by revising paragraph (e) to read as follows:
§ 31.6413(a)-2
(e) *Effective/applicability date.* Paragraphs (a) and (b) of this section apply to adjusted returns filed on or after November 29, 2013.
Martin V. Franks,
Chief, Publications and Regulations Branch, Legal Processing Division, Associate Chief Counsel (Procedure and Administration).