Just want to post an update today from MSC for non-US residence pre-boarding testing and vaccination requirements!
I was checking the MSC app and it looks like pre embarkation PCR/Antigen test for vaccinated guests are now "reccomended" and not "required"!
Also, vaccination is "reccomended" and not required" (if not vaccinated, i would assume a pre-embarkation PCR/Antigen test is still required) .
I was only able to find this new info through the app (updated sep