SWIFT ISO 15022 - Code GTGP Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Meaning Global Temporary to Global Permanent: Change from global temporary to global permanent form. Usages Message type Field number Tag MT564 (Corporate Action Notification) 51 22F (Indicator) MT565 (Corporate Action Instruction) 39 22a (Indicator) MT566 (Corporate Action Confirmation) 37 22F (Indicator)