Treasury Regulations · 26 CFR
§ 1.261-1. General rule for disallowance of deductions.
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. § 261
Cite as 26 CFR § 1.261-1
At a glance
Read from the text and its source citation. Not part of the regulation.
- Status
- In the current eCFR
- Source
- T.D. 6500, 25 FR 11402, Nov. 26, 1960; 25 FR 14021, Dec. 21, 1960; T.D. 9989, 89 FR 17606, Mar. 11, 2024, unless otherwise noted.
- Issued under
- 26 U.S.C. § 261
- Length
- 44 words · about 1 min to read
- Cross-references
- cites 1 Code section and 0 regulations; cited by 0
In computing taxable income, no deduction shall be allowed, except as otherwise expressly provided in Chapter 1 of the Code, in respect of any of the items specified in Part IX (section 262 and following), Subchapter B, Chapter 1 of the Code, and the regulations thereunder.
Cross-references
Computed from the citations in the text of 26 CFR.
Code sections it cites
Where it sits in 26 CFR
- Subchapter A Income tax
- Part 1 Income taxes
- Items Not Deductible