Originally Posted by
Pedro4President
Per FM1 you have to be in uniform for deadheads. I always wear the uniform but it's not uncommon to see deadheading crew members not in uniform. AA, Envoy, pilots, and FAs all somewhat break this rule.
You do not have to be in uniform for a deadhead. The only stipulation is if you are in uniform it has to be the complete uniform (i.e. if wearing any part of uniform while deadheading, all has to be worn per the outlined requirements). The wording in FM1 is a bit tricky but take a reread.