CSMS #42993079 - ACE Appendix B - Valid Codes has been Updated U.S. Customs and Border Protection sent this bulletin at 06/10/2020 11:08 AM EDT Cargo Systems Messaging Service CSMS #42993079 - ACE Appendix B - Valid Codes has been Updated Please be advised that Appendix B of the CATAIR has been updated to include Entry Type “47, Drawback Entry”, to the list of Entry Type Codes.