Email Record: Regulations 2 relating to the importation, exportation, and transshipment of opium or coca leaves or any compound, manufacture, salt, derivative, or preparation thereof under the act of May 26, 1922, as amended by the act of June 7, 1924, and acts of June 14, 1930, and June 17, 1930, as amended by the act of Aug. 5, 1935, narcotic regulations, effective date, June 1, 1938.