CFR > Title 31 - Money and Finance: Treasury > SUBTITLE B—Regulations Relating to Money and Finance > CHAPTER II—FISCAL SERVICE, DEPARTMENT OF THE TREASURY (parts 200 to 391) > SUBCHAPTER B—BUREAU OF THE PUBLIC DEBT (parts 306 to 391) > PART 306—GENERAL REGULATIONS GOVERNING U.S. SECURITIES > SUBPART I—Assignments by or in Behalf of Trustees and Similar Fiduciaries (§306.75 to §306.78)