That's interesting, I was sure the legislation was brought into place in the early 90s. Anyone confirm?
AFAIK, segregation of
international arriving paxfrom departing pax goes back further.
Segregation of
domestic/common travel area arriving pax from departing pax is more recent, hence recent reconfiguration of airside at EDI, GLA and LHR-1 (and others?).
In 2003 they had started photographing arriving domestic passengers to make sure the same person walked out the other end, and building work to keep people separate had started
Caused delays and congestion at LGW-1! Is it still going on or has the pier been redevelopped?