How is a ramp inspector supposed to know the nature of a particular SPO flight (commercial or non-commercial)?
Declaration - Reference: Reg. (EU) No 965/2012 on air operations: ORO.DEC.100
A declaration is not meant to provide information about the nature of a flight at a particular moment. The ATS flight plan, if applicable, and/or the Journey log contain information on the nature of a particular flight.