Originally Posted by
rembrandtuk
I've been rejected at security with a valid boarding pass as my passport hadn't been checked. With the exception of SSSS, what else would reject the printing of a boarding pass before a passport/visa check?
I once managed to get a boarding pass for a BA flight printed by the airline operating the previous segment. I couldn't get the BA website or app to issue a BP though, and it was rejected at T5 security.