Is there a standard that defines all Special Service Requests? I'm wondering if there's an international standard set of SSR codes. I see some references to IATA standardizing these, however, I can't find a reference to where IATA would publish these codes.
... however, I can't find a reference to where IATA would publish these codes.


You can find it here.

Before committing to the purchase of the document, check the free Table of Contents to make sure it has what you want.