(i) an air carrier requesting, as part of a series of slots, a slot at an airport on any day, where, if the carrier's request were accepted, it would in total hold fewer than five slots at that airport on that day, or(ii) an air carrier requesting a series of slots for a non-stop scheduled passenger service between two Community airports where at most two other air carriers operate the same non-stop scheduled service between these airports or airport systems on that day, where, if the air carrier's request were accepted, the air carrier would nonetheless hold fewer than five slots at that airport on that day for that non-stop service, or(iii) an air carrier requesting a series of slots at an airport for a non-stop scheduled passenger service between that airport and a regional airport where no other air carrier operates a direct scheduled passenger service between these airports or airport systems on that day, where, if the air carrier's request were accepted, the air carrier would nonetheless hold fewer than five slots at that airport on that day for that non-stop service.An air carrier holding more than 5 % of the total slots available on the day in question at a particular airport, or more than 4 % of the total slots available on the day in question in an airport system of which that airport forms part, shall not be considered as a new entrant at that airport""