12 CFR § 28.18 - Recordkeeping and reporting.
(a) General. A Federal branch or agency shall comply with applicable recordkeeping and reporting requirements that apply to national banks and with any additional requirements that may be prescribed by the OCC. A Federal branch or agency, and the parent foreign bank, shall furnish information relating to the affairs of the parent foreign bank and its affiliates that the OCC may from time to time request.
(b) Regulatory reports filed with other agencies. A foreign bank operating a Federal branch or agency in the United States shall provide the OCC with a copy of reports filed with other Federal regulatory agencies that are designated in guidance issued by the OCC.
(c) Maintenance of accounts, books, and records.
(1) Each Federal branch or agency shall maintain a set of accounts and records reflecting its transactions that are separate from those of the foreign bank and any other branch or agency. The Federal branch or agency shall keep a set of accounts and records in English sufficient to permit the OCC to examine the condition of the Federal branch or agency and its compliance with applicable laws and regulations. The Federal branch or agency shall promptly provide any additional records requested by the OCC for examination or supervisory purposes.
(2) A foreign bank with more than one Federal branch or agency in a state shall designate one of those offices to maintain consolidated asset, liability, and capital equivalency accounts for all Federal branches or agencies in that state.
(3) A foreign bank with a Federal branch or agency in more than one state that consolidates its CEDs into one account in accordance with § 28.15(e) shall designate a participating Federal branch or agency to maintain consolidated asset, liability, and capital equivalency account information for all Federal branches and agencies covered by the consolidated deposit. A foreign bank with a consolidated CED shall maintain a book entry accounting of assets designated under the consolidated CED for each office of that foreign bank.