SWIFT ISO 15022 - Code NOHE Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Meaning Not Held: Order that may be executed in partials or outside the hours of the exchange or other exchange rules. Usages Message type Field number Tag MT502 (Order to Buy or Sell) 18 22a (Indicator) MT513 (Client Advice Of Execution) 35 22a (Indicator) MT576 (Statement of Open Orders) 43 22a (Indicator)