17 CFR § 403.7 - Effective dates.

---
identifier: "/us/cfr/t17/s403.7"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "17 CFR § 403.7 - Effective dates."
title_number: 17
title_name: "Commodity and Securities Exchanges"
section_number: "403.7"
section_name: "Effective dates."
chapter_name: "DEPARTMENT OF THE TREASURY"
subchapter_number: "A"
subchapter_name: "REGULATIONS UNDER SECTION 15C OF THE SECURITIES EXCHANGE ACT OF 1934"
part_number: "403"
part_name: "PROTECTION OF CUSTOMER SECURITIES AND BALANCES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Sec. 101, Pub. L. 99-571, 100 Stat. 3209; sec. 4(b), Pub. L. 101-432, 104 Stat. 963; sec. 102, sec. 106, Pub. L. 103-202, 107 Stat. 2344 (15 U.S.C. 78o-5(a)(5), (b)(1)(A), (b)(4))."
regulatory_source: "52 FR 27947, July 24, 1987, unless otherwise noted."
cfr_part: "403"
---


# 403.7 Effective dates.

(a) *General.* Except as provided in paragraphs (b) through (e) of this section, this part shall be effective on the last business day in October 1987.

(b) *Confirmations.* The requirements of §§ 403.4 and 403.5(d) to describe the specific securities that are the subject of a repurchase transaction, including the market value of such securities, on a confirmation at the initiation of a repurchase transaction or on substitution of other securities shall be effective January 31, 1988.

(c) *Written repurchase agreements.* The requirement to obtain a repurchase agreement in writing with the provisions described in §§ 403.4 and 403.5(d) shall be effective October 31, 1987, in the case of new customers of a government securities broker or dealer and shall be effective January 31, 1988, in the case of existing customers of a government securities broker or dealer. For purposes of this paragraph, an “existing customer” of a government securities broker or dealer is any counterparty with whom the government securities broker or dealer has entered into a repurchase transaction on or after January 1, 1986, but before July 25, 1987. For purposes of this paragraph, a “new customer” of a government securities broker or dealer is any counterparty other than an existing customer.

[52 FR 27947, July 24, 1987, as amended at 53 FR 28986, Aug. 1, 1988; 79 FR 38456, July 8, 2014]