The officer scans your passport to see basic info: Name, date of birth, country of citizenship, etc. The passport page containing that basic info also shows a 'code key' that, when scanned, grants access to the chip which contains the same info.
People Also Ask
“Immigration” is about the people traveling from one country to another. It's sometimes called “passport control” or “border control” depending on the airport.
Checking your passport at border controlUK Border Force staff operate this part of the airport, and we can't interfere with their processes. Of course this area is only for passengers arriving on international flights.
In the US, travelers are allowed to refuse to go through the body scanner and opt for a physical search instead. Passengers who have been selected for enhanced screening, however, cannot opt out of the full-body scanner.
The officer will insert each photo ID into the CAT unit where the ID is scanned and analyzed. CAT is linked electronically to the Secure Flight database, which confirms travelers' flight details, ensuring they are ticketed for travel that day.
Otherwise, you will not get a boarding pass without showing that proof. Taking your question more literal: there is not necessarily a passport check at the gate. That happens on and off, depending seemingly on mood, airline, and time of the day. But there is always a check before you get a boarding pass.
Can you refuse to go through a body scanner? Yes, you can refuse to go through an airport body scanner. Still, you should always be polite about it—the machines are there for your safety—and be mindful of the things you shouldn't say to a TSO that might get you flagged as a disruptive or unruly passenger.
It is important to provide accurate answers to these questions in order to satisfy the officials. If your answers do not satisfy the officials, you may be refused entry to the UK at the airport. If this happens, you will either be taken to an immigration detention centre or sent back to your departure location.
Some of the most mundane things that can get you yanked out of your line are: Yawning too much. Coughing and clearing your throat frequently. Looking around in a suspicious manner (darting eyes, focusing on odd spots)
When you get to the airline counter, three things could happen: They apply your return ticket to your flight back. They add a fee to change your return flight date. They require you to buy a full-fare ticket.