SWIFT ISO 15022 - Code MOPN Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Meaning Modification Pending: Modification is pending. It is unknown at this time whether the modification can be affected. Usages Message type Field number Tag MT548 (Settlement Status and Processing Advice) 10 25D (Status) MT549 (Request for Statement/Status Advice) 16 25D (Status)