17 CFR § 240.17a-8 - Financial recordkeeping and reporting of currency and foreign transactions.

Every registered broker or dealer who is subject to the requirements of the Currency and Foreign Transactions Reporting Act of 1970 shall comply with the reporting, recordkeeping and record retention requirements of chapter X of title 31 of the Code of Federal Regulations. Where chapter X of title 31 of the Code of Federal Regulations and § 240.17a-4 of this chapter require the same records or reports to be preserved for different periods of time, such records or reports shall be preserved for the longer period of time.

[46 FR 61455, Dec. 17, 1981, as amended at 76 FR 11328, Mar. 2, 2011]