Treasury Regulations · 26 CFR
§ 1.643(a)-5. Tax-exempt interest.
Regulation text, no changes From the eCFR, current as of October 15, 2026. The eCFR is an authoritative but unofficial editorial compilation of the Code of Federal Regulations; the official text is the annual CFR on govinfo. Compare it with this section on ecfr.gov (external site) or the official annual CFR on govinfo (external site).
Regulation under 26 U.S.C. § 643(a)
Cite as 26 CFR § 1.643(a)-5
At a glance
Read from the text and its source citation. Not part of the regulation.
- Status
- In the current eCFR
- Issued
- November 26, 1960 by T.D. 6500
- Last amended
- April 16, 2012 by T.D. 9582
- Issued under
- 26 U.S.C. § 643(a)
- Length
- 273 words · about 1 min to read
- Cross-references
- cites 4 Code sections and 4 regulations; cited by 5
[T.D. 6500, 25 FR 11814, Nov. 26, 1960; 25 FR 14021, Dec. 31, 1960, as amended by T.D. 9582, 77 FR 22485, Apr. 16, 2012]
Cross-references
Computed from the citations in the text of 26 CFR.
Code sections it cites
- § 103 Interest on State and local bonds
- § 212 Expenses for production of income
- § 265 Expenses and interest relating to tax-exempt income
- § 642 Special rules for credits and deductions
Regulations it cites
- § 1.643(a)-6 Income of foreign trust.
- § 1.652(b)-2 Allocation of income items.
- § 1.662(b)-2 Character of amounts; when charitable contributions are made.
- § 1.662(c)-4 Illustration of the provisions of sections 661 and 662.
Cited by 5 other regulations
- § 1.642(c)-3 Adjustments and other special rules for determining unlimited charitable contributions deduction.
- § 1.643(a)-6 Income of foreign trust.
- § 1.643(a)-7 Dividends.
- § 1.661(b)-2 Character of amounts distributed when charitable contributions are made.
- § 1.662(b)-2 Character of amounts; when charitable contributions are made.
Amendment history
From the source citation at the end of the section, newest first. T.D. is a Treasury decision; FR is the Federal Register.
- Amended by T.D. 9582 (77 FR 22485)
- Amended (25 FR 14021)
- Issued by T.D. 6500 (25 FR 11814)
Where it sits in 26 CFR
- Subchapter A Income tax
- Part 1 Income taxes
- Estates, Trusts, and Beneficiaries
Nearby sections
- § 1.643(a)-1 Deduction for distributions.
- § 1.643(a)-2 Deduction for personal exemption.
- § 1.643(a)-3 Capital gains and losses.
- § 1.643(a)-4 Extraordinary dividends and taxable stock dividends.
- § 1.643(a)-5 Tax-exempt interest.
- § 1.643(a)-6 Income of foreign trust.
- § 1.643(a)-7 Dividends.
- § 1.643(a)-8 Certain distributions by charitable remainder trusts.
- § 1.643(b)-1 Definition of income.