United States Code
USC most recently checked for updates: Mar 25, 2025
Any amount otherwise allowable as a deduction which is allocable to one or more classes of income other than interest (whether or not any amount of income of that class or classes is received or accrued) wholly exempt from the taxes imposed by this subtitle, or any amount otherwise allowable under section 212 (relating to expenses for production of income) which is allocable to interest (whether or not any amount of such interest is received or accrued) wholly exempt from the taxes imposed by this subtitle.
Interest on indebtedness incurred or continued to purchase or carry obligations the interest on which is wholly exempt from the taxes imposed by this subtitle.
In the case of a regulated investment company which distributes during the taxable year an exempt-interest dividend (including exempt-interest dividends paid after the close of the taxable year as described in section 855), that portion of any amount otherwise allowable as a deduction which the amount of the income of such company wholly exempt from taxes under this subtitle bears to the total of such exempt income and its gross income (excluding from gross income, for this purpose, capital gain net income, as defined in section 1222(9)).
Interest on indebtedness incurred or continued to purchase or carry shares of stock of a regulated investment company which during the taxable year of the holder thereof distributes exempt-interest dividends.
In the case of a financial institution, no deduction shall be allowed for that portion of the taxpayer’s interest expense which is allocable to tax-exempt interest.
Any qualified tax-exempt obligation acquired after
For purposes of subparagraph (B), the term “qualified small issuer” means, with respect to obligations issued during any calendar year, any issuer if the reasonably anticipated amount of tax-exempt obligations (other than obligations described in clause (ii)) which will be issued by such issuer during such calendar year does not exceed $10,000,000.
Not more than $10,000,000 of obligations issued by an issuer during any calendar year may be designated by such issuer for purposes of this paragraph.
In the case of obligations issued during 2009 or 2010, subparagraphs (C)(i), (D)(i), and (D)(iii)(II) shall each be applied by substituting “$30,000,000” for “$10,000,000”.
In the case of a qualified 501(c)(3) bond (as defined in section 145) issued during 2009 or 2010, this paragraph shall be applied by treating the 501(c)(3) organization for whose benefit such bond was issued as the issuer.
For purposes of this subparagraph, the term “qualified financing issue” means any composite, pooled, or other conduit financing issue the proceeds of which are used directly or indirectly to make or finance loans to 1 or more ultimate borrowers each of whom is a qualified borrower.
For purposes of this subparagraph, the term “qualified portion” means that portion of the proceeds which are used with respect to each qualified borrower under the issue.
For purposes of this subparagraph, the term “qualified borrower” means a borrower which is a State or political subdivision thereof or an organization described in section 501(c)(3) and exempt from taxation under section 501(a).
The term “interest expense” means the aggregate amount allowable to the taxpayer as a deduction for interest for the taxable year (determined without regard to this subsection, section 264, and section 291). For purposes of the preceding sentence, the term “interest” includes amounts (whether or not designated as interest) paid in respect of deposits, investment certificates, or withdrawable or repurchasable shares.
The term “tax-exempt obligation” means any obligation the interest on which is wholly exempt from taxes imposed by this subtitle. Such term includes shares of stock of a regulated investment company which during the taxable year of the holder thereof distributes exempt-interest dividends.
This section shall be applied before the application of section 263A (relating to capitalization of certain expenses where taxpayer produces property).
In applying paragraph (2)(A), there shall not be taken into account tax-exempt obligations issued during 2009 or 2010.
The amount of tax-exempt obligations not taken into account by reason of subparagraph (A) shall not exceed 2 percent of the amount determined under paragraph (2)(B).
For purposes of this paragraph, a refunding bond (whether a current or advance refunding) shall be treated as issued on the date of the issuance of the refunded bond (or in the case of a series of refundings, the original bond).