SECTION 11. DRAFTING
Internal Revenue Bulletin 2008-12 · 2026-10-03 edition · updated 2026-10-04 · United States
INFORMATION
The principal author of this notice is Jennifer Bernardini of the Office of Associate Chief Counsel (Passthroughs & Special Industries). For further information regarding this notice, contact Jennifer Bernardini at (202) 622–3110 (not a toll-free call).
Update for Weighted Average Interest Rates, Yield Curves, and Segment Rates
Notice 2008–37
This notice provides guidance as to the corporate bond weighted average interest
For Plan Years
rate and the permissible range of interest rates specified under § 412(b)(5)(B)(ii)(II) of the Internal Revenue Code as in effect for plan years beginning before 2008. It also provides guidance on the corporate bond monthly yield curve (and the corresponding spot segment rates), the 24-month average segment rates, and the funding transitional segment rates under § 430(h)(2). In addition, this notice provides guidance as to the interest rate on 30-year Treasury securities under § 417(e)(3)(A)(ii)(II) as in effect for plan years beginning before 2008, and the minimum present value segment rates under § 417(e)(3)(D) as in effect for plan years beginning after 2007.
CORPORATE BOND WEIGHTED AVERAGE INTEREST RATE
Sections 412(b)(5)(B)(ii) and 412(l)(7) (C)(i), as amended by the Pension Funding Equity Act of 2004 and by the Pension Protection Act of 2006 (PPA), provide that the interest rates used to calculate current liability and to determine the required contribution under § 412(l) for plan years beginning 2007 must be within a permissible range based on the weighted
Corporate Bond Weighted
average of the rates of interest on amounts invested conservatively in long term investment grade corporate bonds during the 4-year period ending on the last day before the beginning of the plan year.
Notice 2004–34, 2004–1 C.B. 848, provides guidelines for determining the corporate bond weighted average interest rate and the resulting permissible range of interest rates used to calculate current liability. That notice establishes that the corporate bond weighted average is based on the monthly composite corporate bond rate derived from designated corporate bond indices. The methodology for determining the monthly composite corporate bond rate as set forth in Notice 2004–34 continues to apply in determining that rate. See Notice 2006–75, 2006–2 C.B. 366. The composite corporate bond rate for February 2008 is 6.36 percent. Pursuant to Notice 2004–34, the Service has determined this rate as the average of the monthly yields for the included corporate bond indices for that month.
The following corporate bond weighted average interest rate was determined for plan years beginning in the month shown below.
Beginning in Permissible Range
Month Year
Average 90% to 100%
March 2008 5.96 5.36 5.96
monthly corporate bond yield curve, the 24-month average corporate bond segment rates, and the funding transitional segment rates used to compute the target normal cost and the funding target. Pursuant to Notice 2007–81, the monthly corporate bond yield curve derived from February 2008 data is in Table I at the end of this notice. The spot first, second, and third segment rates for the month of February 2008 are, respectively, 4.11, 6.18, and 7.05. The three 24-month average corporate bond segment rates applicable for March 2008 under the election of § 430(h)(2)(G)(iv) are as follows:
Third Segment
YIELD CURVE AND SEGMENT RATES
Generally for plan years beginning after 2007 (except for delayed effective dates for certain plans under sections 104, 105, and 106 of PPA), § 430 of the Code specifies the minimum funding requirements that apply to single employer plans pursuant to § 412. Section 430(h)(2) specifies the interest rates that must be used to determine a plan’s target normal cost and funding target. Under this provision, present value is generally determined using three 24-month average interest rates
First Segment
(“segment rates”), each of which applies to cash flows during specified periods. However, an election may be made under § 430(h)(2)(D)(ii) to use the monthly yield curve in place of the segment rates. For plan years beginning in 2008 and 2009, a transitional rule under § 430(h)(2)(G) provides that the segment rates are blended with the corporate bond weighted average as specified above. An election may be made under § 430(h)(2)(G)(iv) to use the segment rates without applying the transitional rule.
Notice 2007–81, 2007–44 I.R.B. 899, provides guidelines for determining the
Second Segment
5.24 5.97 6.49
2008–12 I.R.B. 654 March 24, 2008
The transitional segment rates under § 430(h)(2)(G) applicable for March 2008, taking into account the corporate bond
For Plan Years
Beginning in
First Segment
weighted average of 5.96 stated above, are as follows:
Second Segment
Third Segment
2008 5.72 5.96 6.14
for the full-funding limitation described in § 431(c)(6)(A), based on the plan’s current liability. Section 431(c)(6)(E)(ii)(I) provides that the interest rate used to calculate current liability for this purpose must be no more than 5 percent above and no more than 10 percent below the weighted average of the rates of interest on 30-year Treasury securities during the four-year period ending on the last day before the beginning of the plan year. Notice 88–73, 1988–2 C.B. 383, provides guidelines for determining the weighted average interest rate. The following rates were determined for plan years beginning in the months shown below.
30-YEAR TREASURY SECURITIES INTEREST RATES
Section 417(e)(3)(A)(ii)(II) (prior to amendment by PPA) defines the applicable interest rate, which must be used for purposes of determining the minimum present value of a participant’s benefit under § 417(e)(1) and (2), as the annual rate of interest on 30-year Treasury securities for the month before the date of distribution or such other time as the Secretary may by regulations prescribe. Section 1.417(e)–1(d)(3) of the Income Tax Regulations provides that the applicable interest rate for a month is the annual rate of interest on 30-year Treasury securities as specified by the Commissioner
For Plan Years
for that month in revenue rulings, notices or other guidance published in the Internal Revenue Bulletin.
The rate of interest on 30-year Treasury securities for February 2008 is 4.52 percent. The Service has determined this rate as the average of the yield on the 30-year Treasury bond maturing in May 2037 determined each day through February 6, 2007, and the yield on the 30-year Treasury bond maturing in February 2038 determined each day for the balance of the month.
Generally for plan years beginning after 2007, § 431 specifies the minimum funding requirements that apply to multiemployer plans pursuant to § 412. Section 431(c)(6)(B) specifies a minimum amount
30-Year Treasury Weighted
Beginning in Treasury Permissible Range
Month Year
Average 90% to 105%
January 2008 4.81 4.33 5.06 February 2008 4.80 4.32 5.04 March 2008 4.79 4.31 5.03
ing the minimum present value segment rates. Pursuant to that notice, the minimum present value transitional segment rates determined for February 2008, taking into account the February 2008 30-year Treasury rate of 4.52 stated above, are as follows:
Third Segment
MINIMUM PRESENT VALUE SEGMENT RATES
Generally for plan years beginning after December 31, 2007, the applicable interest rates under § 417(e)(3)(D) are segment rates computed without regard to a
For Plan Years
Beginning in
24-month average. For plan years beginning in 2008 through 2011, the applicable interest rate is the monthly spot segment rate blended with the applicable rate under § 417(e)(3)(A)(ii)(II) as in effect for plan years beginning in 2007. Notice 2007–81 provides guidelines for determin
First Segment
Second Segment
2008 4.44 4.85 5.03
DRAFTING INFORMATION
The principal author of this notice is Tony Montanaro of the Employee Plans,
Tax Exempt and Government Entities Division. Mr. Montanaro may be e-mailed at RetirementPlanQuestions@irs.gov .
March 24, 2008 655 2008–12 I.R.B.
Table I
Monthly Yield Curve for February 2008
Maturity Yield Maturity Yield Maturity Yield Maturity Yield Maturity Yield
2008–12 I.R.B. 656 March 24, 2008
the minimum filing necessary to obtain the stimulus payment. Notice 2008–28 advises these individuals to complete only certain lines on the income tax return that are necessary to identify the individual and report the amount of qualifying income. Thus, in many cases, such as where an individual’s qualifying income consists only of social security benefits, the income tax return will show no adjusted gross income, even though the individual has minimal amounts of nonqualifying income, such as interest or dividend income.
.07 To effectuate electronic filing, a return must include at least $1.00 of adjusted gross income.
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