Originally Posted by
JerryFF
I will have only a carry on. How would I indicate when I get to FCO that I have gone through some sort of customs declaration at AMS and how will I know where to go as I deplane at FCO?
You have nothing special to do for your carry-on in AMS. As other posters said, you clear immigration & security at AMS, fly to FCO, collect your checked bags and proceed through customs (non EU arrival channel). Just follow the signs.