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Treasury Regulations · 26 CFR

§ 1.401-0. Scope and definitions.

In effect eCFR current as of October 15, 2026

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. § 401

Cite as 26 CFR § 1.401-0

At a glance

Read from the text and its source citation. Not part of the regulation.

Status
In the current eCFR
Issued
August 23, 1977 by T.D. 7501
Issued under
26 U.S.C. § 401
Length
124 words · about 1 min to read
Defines
2 terms
(a) In general. Sections 1.401 through 1.401-14 (inclusive) reflect the provisions of section 401 prior to amendment by the Employee Retirement Income Security Act of 1974. The sections following § 1.401-14 and preceding § 1.402(a)-1 (hereafter referred to in this section as the “Post-ERISA Regulations”) reflect the provisions of section 401 after amendment by such Act.
(b) Definitions. For purposes of the Post-ERISA regulations—
(1) Qualified plan. The term “qualified plan” means a plan which satisfies the requirements of section 401(a).
(2) Qualified trust. The term “qualified trust” means a trust which satisfies the requirements of section 401(a).

(Sec. 411 Internal Revenue Code of 1954 (88 Stat. 901; 26 U.S.C. 411))

[T.D. 7501, 42 FR 42320, Aug. 23, 1977]

Terms defined here

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Cross-references

Computed from the citations in the text of 26 CFR.

Code sections it cites

Regulations 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.

  1. Issued by T.D. 7501 (42 FR 42320)

Where it sits in 26 CFR

  1. Subchapter A Income tax
  2. Part 1 Income taxes
  3. Pension, Profit-Sharing, Stock Bonus Plans, etc.

Nearby sections