UK
Provided we have the clearance available (not sure without checking what the parameters are) then yes, we issue the departure clearance.
It's not uncommon for aircraft to land, park, do various checks and then request departure clearance (even before next sector passengers have boarded).
Originally Posted by
caciara
Which country are you talking about? So, if a crew requests an atc clearance before they are ready for start up, even if 30 min. before EOBT, you issue a departure clearance?