Include: DEA registration (Form 223), state veterinary license, any state controlled substance license, original POAs, Authorized User List, executed Employee Screening Statements, Initial Inventory, Biennial Inventory, Verified CS Invoices checked off, signed and dated during the receiving process, DEA Form-222s/222es if using CSOS, CSOS certificate if using CSOS, DEA Form-41s, DEA Form-106s, reverse distribution records, CS logs, any transfer documents.