On July 15, 2020, in Cargo Systems Messaging Service (CSMS) #43357531, U.S. Fish and Wildlife Service (FWS) announced the publication of a Tips for Trade document to assist the trade community in filing FWS data in the Automated Commercial Environment (ACE). The document provides details on a variety of topics including submitting data for multiple lines, disclaimers, and modifications after initial submission.
CSMS #43357531 can be found here:
Tips for Trade can be found here: