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2014 First Quarter Underpayment and Overpayment Interest Rates

On December 9, 2013, the IRS announced that the underpayment and overpayment interest rates will remain the same for the calendar quarter beginning January 1, 2014. The rates will be:

  • three (3) percent for overpayments [two (2) percent in the case of a corporation];
  • three (3) percent for underpayments;
  • five (5) percent for large corporate underpayments; and
  • one-half (0.5) percent for the portion of a corporate overpayment exceeding $10,000.

Under the Internal Revenue Code, the rate of interest is determined on a quarterly basis. For taxpayers other than corporations, the overpayment and underpayment rate is the federal short-term rate plus 3 percentage points.

Generally, in the case of a corporation, the underpayment rate is the federal short-term rate plus 3 percentage points and the overpayment rate is the federal short-term rate plus 2 percentage points. The rate for large corporate underpayments is the federal short-term rate plus 5 percentage points. The rate on the portion of a corporate overpayment of tax exceeding $10,000 for a taxable period is the federal short-term rate plus one-half (0.5) of a percentage point.

The rate for large corporate underpayments is the federal short-term rate plus 5 percentage points. The rate on the portion of a corporate overpayment of tax exceeding $10,000 for a taxable period is the federal short-term rate plus one-half (0.5) of a percentage point.

Interest factors for daily compound interest for annual rates of 0.5 percent are published in Appendix A of Revenue Ruling 2011-32. Interest factors for daily compound interest for annual rates of 2 percent, 3 percent and 5 percent are published in Tables 7, 9, 11, and 15 of Rev. Proc. 95-17, 1995-1 C.B. 561, 563, 565, and 569.

2014 Individual Income Tax Rates

The IRS recently announced the 2014 individual income tax rates with inflation adjustments wit respect to each tax bracket. Remember, since the American Taxpayer Relief Act of 2012 was signed into law on January 2, 2013, a new tax bracket of 39.4% appeared. Also, note that the 2014 individual income tax rates listed below do not include other taxes such as those imposed on investment income by the new health care laws. Finally, it is important to remember that the default PFIC regime calculations do not depend on your personal tax rate.

As adjusted for inflation, the following marginal income tax rates will apply to individuals in the tax year 2014:

Filing Single

10% $0 – $9,075
15% $9,076 – $36,900
25% $36,901 – $89,350
28% $89,351 – $186,350
33% $186,351 – $405,100
35% $405,101 – $406,750
39.6% $406,751 and greater

Notice the small range of the 35% tax bracket.

Filing Married Filing Jointly and Surviving Spouses

10% $0 – $18,150
15% $18,151 – $73,800
25% $73,801 – $148,850
28% $148,851 – $226,850
33% $226,851 – $405,100
35% $405,101 – $457,600
39.6% $457,601 and greater

Filing Married Filing Separately

10% $0 – $9,075
15% $9,076 – $36,900
25% $36,901 – $74,425
28% $74,426 – $113,425
33% $113,426– $202,550
35% $202,551 – $228,800
39.6% $228,801 and greater

Filing Head of Household

10% $0 – $12,950
15% $12,951 – $49,400
25% $49,401 – $127,550
28% $127,551 – $206,600
33% $206,601 – $405,100
35% $405,101 – $432,200
39.6% $432,201 and greater

2013 4th Quarter Underpayment and Overpayment Interest Rates

The underpayment and overpayment interest rates will remain the same for the calendar quarter beginning October 1, 2013. The rates will be:

three (3) percent for overpayments [two (2) percent in the case of a corporation];
three (3) percent for underpayments;
five (5) percent for large corporate underpayments; and
one-half (0.5) percent for the portion of a corporate overpayment exceeding $10,000.

Under the Internal Revenue Code, the rate of interest is determined on a quarterly basis. For taxpayers other than corporations, the overpayment and underpayment rate is the federal short-term rate plus 3 percentage points.

Generally, in the case of a corporation, the underpayment rate is the federal short-term rate plus 3 percentage points and the overpayment rate is the federal short-term rate plus 2 percentage points. The rate for large corporate underpayments is the federal short-term rate plus 5 percentage points. The rate on the portion of a corporate overpayment of tax exceeding $10,000 for a taxable period is the federal short-term rate plus one-half (0.5) of a percentage point.

The rate for large corporate underpayments is the federal short-term rate plus 5 percentage points. The rate on the portion of a corporate overpayment of tax exceeding $10,000 for a taxable period is the federal short-term rate plus one-half (0.5) of a percentage point.

Interest factors for daily compound interest for annual rates of 0.5 percent are published in Appendix A of Revenue Ruling 2011-32. Interest factors for daily compound interest for annual rates of 2 percent, 3 percent and 5 percent are published in Tables 7, 9, 11, and 15 of Rev. Proc. 95-17, 1995-1 C.B. 561, 563, 565, and 569.