12 CFR § 151.50 - What records must I maintain for securities transactions?

---
identifier: "/us/cfr/t12/s151.50"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "12 CFR § 151.50 - What records must I maintain for securities transactions?"
title_number: 12
title_name: "Banks and Banking"
section_number: "151.50"
section_name: "What records must I maintain for securities transactions?"
chapter_name: "COMPTROLLER OF THE CURRENCY, DEPARTMENT OF THE TREASURY"
part_number: "151"
part_name: "RECORDKEEPING AND CONFIRMATION REQUIREMENTS FOR SECURITIES TRANSACTIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "12 U.S.C. 1462a, 1463, 1464, 5412(b)(2)(B)."
regulatory_source: "76 FR 49008, Aug. 9, 2011, unless otherwise noted."
cfr_part: "151"
---


# 151.50 What records must I maintain for securities transactions?

If you effect securities transactions for customers, you must maintain all of the following records for at least three years:

(a) *Chronological records.* You must maintain an itemized daily record of each purchase and sale of securities in chronological order, including:

(1) The account or customer name for which you effected each transaction;

(2) The name and amount of the securities;

(3) The unit and aggregate purchase or sale price;

(4) The trade date; and

(5) The name or other designation of the registered broker-dealer or other person from whom you purchased the securities or to whom you sold the securities.

(b) *Account records.* You must maintain account records for each customer reflecting:

(1) Purchases and sales of securities;

(2) Receipts and deliveries of securities;

(3) Receipts and disbursements of cash; and

(4) Other debits and credits pertaining to transactions in securities.

(c) *Memorandum (order ticket).* You must make and keep current a memorandum (order ticket) of each order or any other instruction given or received for the purchase or sale of securities (whether executed or not), including:

(1) The account or customer name for which you effected each transaction;

(2) Whether the transaction was a market order, limit order, or subject to special instructions;

(3) The time the trader received the order;

(4) The time the trader placed the order with the registered broker-dealer, or if there was no registered broker-dealer, the time the trader executed or cancelled the order;

(5) The price at which the trader executed the order;

(6) The name of the registered broker-dealer you used.

(d) *Record of registered broker-dealers.* You must maintain a record of all registered broker-dealers that you selected to effect securities transactions and the amount of commissions that you paid or allocated to each registered broker-dealer during each calendar year.

(e) *Notices.* You must maintain a copy of the written notice required under subpart B of this part.