Treasury Regulations · 26 CFR
§ 1.1-3. Change in rates applicable to taxable year.
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. § 1
Cite as 26 CFR § 1.1-3
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
- May 25, 1971 by T.D. 7117
- Issued under
- 26 U.S.C. § 1
- Length
- 39 words · about 1 min to read
- Cross-references
- cites 1 Code section and 0 regulations; cited by 0
For computation of the tax for a taxable year during which a change in the tax rates occurs, see section 21 and the regulations thereunder.
[T.D. 6500, 25 FR 11402, Nov. 26, 1960. Redesignated by T.D. 7117, 36 FR 9397, May 25, 1971]
Cross-references
Computed from the citations in the text of 26 CFR.
Code sections it cites
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. 7117 (36 FR 9397)
- Issued by T.D. 6500 (25 FR 11402)
Where it sits in 26 CFR
- Subchapter A Income tax
- Part 1 Income taxes
- Normal Taxes and Surtaxes
Nearby sections
- § 1.1-1 Income tax on individuals.
- § 1.1-2 Limitation on tax.
- § 1.1-3 Change in rates applicable to taxable year.
- § 1.1(h)-1 Capital gains look-through rule for sales or exchanges of interests in a partnership, S corporation, or trust.
- § 1.1(i)-1T Questions and answers relating to the tax on unearned income certain minor children (Temporary).
- § 1.2-1 Tax in case of joint return of husband and wife or the return of a surviving spouse.
- § 1.2-2 Definitions and special rules.