12 CFR §48.1

1. (a)Authority—(1) National banks. A national bank may offer or enter into retail foreign exchange transactions. A national bank offering or entering into retail foreign exchange transactions must comply with the requirements of this part.
   1. (2)Federal savings associations. A Federal savings association may offer or enter into retail foreign exchange transactions. A Federal savings association offering or entering into retail foreign exchange transactions must comply with the requirements of this part as if each reference to a national bank were a reference to a Federal savings association.
2. (b)Purpose. This part establishes rules applicable to retail foreign exchange transactions engaged in by national banks and applies on or after the effective date.
3. (c)Scope. Except as provided in paragraph (d) of this section, this part applies to national banks.
4. (d)International applicability. Sections 48.3 and 48.5 to 48.16 do not apply to retail foreign exchange transactions between a foreign branch of a national bank and a non-U.S. customer. With respect to those transactions, the foreign branch remains subject to any disclosure, recordkeeping, capital, margin, reporting, business conduct, documentation, and other requirements of foreign law applicable to the branch.