CFR > Title 31 - Money and Finance: Treasury > SUBTITLE B—Regulations Relating to Money and Finance > CHAPTER V—OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY (parts 501 to 598) > PART 515—CUBAN ASSETS CONTROL REGULATIONS > SUBPART E—Licenses, Authorizations, and Statements of Licensing Policy (§515.501 to §515.578) > 515.547—Research samples.