Originally Posted by
florin
I was told by several QR staff members that the rule for Doha is that you must have a min of 8 hour layover to be allowed into Qatar. (It's the law.)
Perhaps that's a guideline, but it's not a rule. I met a friend for coffee at a hotel not far from the airport on a 4 hour layover in Doha in November 2018. The immigration official asked me a few questions but stamped me in to Qatar.