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 544—WEAPONS OF MASS DESTRUCTION PROLIFERATORS SANCTIONS REGULATIONS > SUBPART C—General Definitions (§544.301 to §544.312) > 544.305—Interest.