CSMS #46977381 - The ACE DIS XML implementation Guide has been updated U.S. Customs and Border Protection sent this bulletin at 04/14/2021 09:14 AM EDT Cargo Systems Messaging Service CSMS #46977381 - The ACE DIS XML implementation Guide has been updated The ACE DIS XML implementation Guide has been updated. Two new DocCodes were added. Please see the change log for specifics. https://www.cbp.gov/document/guidance/ace-dis-implementation-guide