17 CFR § 260.10a-3 - Number of copies—Filing—Signatures.

---
identifier: "/us/cfr/t17/s260.10a-3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "17 CFR § 260.10a-3 - Number of copies—Filing—Signatures."
title_number: 17
title_name: "Commodity and Securities Exchanges"
section_number: "260.10a-3"
section_name: "Number of copies—Filing—Signatures."
chapter_name: "SECURITIES AND EXCHANGE COMMISSION"
part_number: "260"
part_name: "GENERAL RULES AND REGULATIONS, TRUST INDENTURE ACT OF 1939"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 77c, 77ddd, 77eee, 77ggg, 77nnn, 77sss, 78 (d), 80b-3, 80b-4, and 80b-11, unless otherwise noted."
regulatory_source: "5 FR 293, Jan. 25, 1940, unless otherwise noted."
cfr_part: "260"
---


# 260.10a-3 Number of copies—Filing—Signatures.

(a) Three copies of every application pursuant to rule 10a-1 (§ 260.10a-1 of this chapter) and of every amendment thereto shall be filed with the Commission at its principal office.

(b) One copy shall be manually signed by the applicant's duly authorized officer (or individual customarily performing similar functions with respect to any organization, whether incorporated or unincorporated).

[56 FR 22320, May 15, 1991]