Paragraph 35 Flight plan and air traffic control clearanceI1

send or transmit a flight plan complying with paragraph (2) to the appropriate air traffic control unit; and

obtain an air traffic control clearance based on that flight plan.

contain such particulars of the intended flight as may be necessary to enable the air traffic control unit to issue an air traffic control clearance and for search and rescue purposes; and

for a flight within Territory reduced vertical separation minimum airspace, also state whether or not the aircraft is equipped with height keeping systems as required by F1article 92 or 93 of this Order.