Upon the request of the Administrator, either on the completed Notice of Arrival or otherwise, the port director shall deliver to the Administrator samples of the imported pesticides or devices, together with all accompanying labels, circulars, and advertising matter pertaining to such merchandise. The port director shall notify the consignee, in writing, that the samples of imported pesticides or devices, together with all accompanying labels, circulars, and advertising matter pertaining to such merchandise have been delivered to the Administrator. [T.D. 75-194, 40 FR 32322, Aug. 1, 1975]