There was one year it was recommended before it was fully implemented.
Students where required to have visa's before the rules came into affect. That is the
reason there was actually been affect for three years. This visa applies to anyone that doesn't come from a commonwealth or the USA.
SS Ithaca , Volendam , Mariner of the Seas (x2) , Veendam , Coral Princess , Island Princess (x3) , Emerald Princess,Sapphire Sapphire (x3),Diamond Princess