12 U.S.C. § 378

Providedsection 24 of this titleProvided further For any person, firm, corporation, association, business trust, or other similar organization, engaged in the business of issuing, underwriting, selling, or distributing, at wholesale or retail, or through syndicate participation, stocks, bonds, debentures, notes, or other securities, to engage at the same time to any extent whatever in the business of receiving deposits subject to check or to repayment upon presentation of a passbook, certificate of deposit, or other evidence of debt, or upon request of the depositor: , That the provisions of this paragraph shall not prohibit national banks or State banks or trust companies (whether or not members of the Federal Reserve System) or other financial institutions or private bankers from dealing in, underwriting, purchasing, and selling investment securities, or issuing securities, to the extent permitted to national banking associations by the provisions of : , That nothing in this paragraph shall be construed as affecting in any way such right as any bank, banking association, savings bank, trust company, or other banking institution, may otherwise possess to sell, without recourse or agreement to repurchase, obligations evidencing loans on real estate; or

For any person, firm, corporation, association, business trust, or other similar organization to engage, to any extent whatever with others than his or its officers, agents or employees, in the business of receiving deposits subject to check or to repayment upon presentation of a pass book, certificate of deposit, or other evidence of debt, or upon request of the depositor, unless such person, firm, corporation, association, business trust, or other similar organization (A) shall be incorporated under, and authorized to engage in such business by, the laws of the United States or of any State, Territory, or District, and subjected, by the laws of the United States, or of the State, Territory, or District wherein located, to examination and regulation, or (B) shall be permitted by the United States, any State, territory, or district to engage in such business and shall be subjected by the laws of the United States, or such State, territory, or district to examination and regulations or, (C) shall submit to periodic examination by the banking authority of the State, Territory, or District where such business is carried on and shall make and publish periodic reports of its condition, exhibiting in detail its resources and liabilities, such examination and reports to be made and published at the same times and in the same manner and under the same conditions as required by the law of such State, Territory, or District in the case of incorporated banking institutions engaged in such business in the same locality.