Chapter 17. Bank Holding Companies 12 U.S. Code §1841. Definitions 12 U.S. Code §1842. Acquisition of bank shares or assets 12 U.S. Code §1843. Interests in nonbanking organizations 12 U.S. Code §1844. Administration 12 U.S. Code §1846. Reservation of rights to States 12 U.S. Code §1847. Penalties 12 U.S. Code §1848. Judicial review 12 U.S. Code §1849. Saving provision 12 U.S. Code §1850. Acquisition of subsidiary and tying arrangement: Federal Reserve Board proceedings; application for authorization; competitor as party in interest and person aggrieved; judicial review 12 U.S. Code §1850a. Securities holding companies 12 U.S. Code §1851. Prohibitions on proprietary trading and certain relationships with hedge funds and private equity funds 12 U.S. Code §1852. Concentration limits on large financial firms