26 CFR § 1.145-1 - Qualified 501(c)(3) bonds.

---
identifier: "/us/cfr/t26/s1.145-1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "26 CFR § 1.145-1 - Qualified 501(c)(3) bonds."
title_number: 26
title_name: "Internal Revenue"
section_number: "1.145-1"
section_name: "Qualified 501(c)(3) bonds."
chapter_name: "INTERNAL REVENUE SERVICE, DEPARTMENT OF THE TREASURY"
subchapter_number: "A"
subchapter_name: "INCOME TAX"
part_number: "1"
part_name: "INCOME TAXES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "26 U.S.C. 7805, unless otherwise noted."
regulatory_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."
cfr_part: "1"
---


# 1.145-1 Qualified 501(c)(3) bonds.

(a) *Overview.* Interest on a private activity bond is not excludable from gross income under section 103(a) unless the bond is a qualified bond. Under section 141(e)(1)(G), a qualified 501(c)(3) bond issued under section 145 is a qualified bond. Under section 145, a qualified 501(c)(3) bond is any bond issued as a part of an issue that satisfies the requirements of sections 145(a) through (d).

(b) *Scope.* Sections 1.145-0 through 1.145-2 apply for purposes of section 145(a).

(c) *Effective dates.* For effective dates of §§ 1.145-0 through 1.145-2, see § 1.141-15.

[T.D. 8712, 62 FR 2303, Jan. 16, 1997]