Originally Posted by
Herod
It may have changed ( I stopped Chipmunk flying in '91), but back then the AEF flying, not being for remuneration, and not part of any civilian organisation, didn't impinge on the crew duty/crew rest regulations.
The flying hours all count towards the annual total although there is a weight threshold but duty hours do not. Regardless, need to be adequately rested prior to undertaking flying duties is a handy catch all, my organisation is 12 hours prior.