SWIFT ISO 15022 - Code CACK Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Meaning Acknowledged/Accepted: Repo call request is acknowledged/accepted. Usages Message type Field number Tag MT548 (Settlement Status and Processing Advice) 10 25D (Status) MT549 (Request for Statement/Status Advice) 16 25D (Status)