059-3 Wyo. Code R. § 3-22
Any registrant may apply to modify his registration to authorize the handling of additional controlled substances by submitting a letter of request to the Board. The letter shall contain the registrant's name, address, registration number, and the substances and/or schedules to be added to or deleted from his registration and shall be signed by the same person who signed the most recent application for registration or re-registration. If the registrant is seeking to handle additional controlled substances listed in Schedule I for the purpose of research or instructional activities, he shall attach one copy of a Federally approved research protocol describing each research project involving the additional substances, or two copies of a statement describing the nature, extent, and duration of such instructional activities, as appropriate. No fee shall be required to be paid for the modification. The request for modification shall be handled in the same manner as an application for registration.
059-3 Wyo. Code R. § 3-22