altitude. However, the same shall not apply in the following cases:
(1)When climbing steadily after taking-off;
(2)When descending for landing;
(3)When it is necessary to avoid bad weather and time constraints do not allow departure from the designated airspace, or it is necessary to stay within the designated airspace for flight safety.
(4)When there are other compelling reasons.
3. The Minister of Transport may, in relation to each airspace under the preceding paragraph (hereinafter referred to as “altitude change prohibited airspace”), specify in the Notification the occasion during which the provision of the preceding paragraph is applied.
(Speed Limitation in Air traffic Control Zone etc.)
Article 83-(2). No aircraft shall engage in a flight at a speed faster than as may be specified in Ordinances of the Ministry of Transport within the following airspace categories. However, the same shall not apply, when permitted by the Minister of Transport:
(1)Air Traffic Control Zone;
(2)Such airspace which adjoins to an air traffic control zone as may be designated by the Minister of Transport in the Notification within approach control airspaces stipulated in Article 96, paragraph 3, item 4.
(Prevention of Collisions, etc.)
Article 83. All aircraft shall navigate in accordance with the course, route, speed and other methods of navigation as may be specified in Ordinances of the Ministry of Transport for the purpose of preventing collision with other aircraft or ships, and to secure the safety of take-offs and landings of aircraft at an aerodrome. However, the Law Relating to the Prevention of Maritime Collision shall apply when an aircraft is over water.
(Formation Flights)
Article 84. No aircraft used for air transport service shall engage in formation flights unless permitted by the Minister of Transport.
2. In the execution of formation flight, the pilot-in-command of the aircraft shall make previous arrangements, prior to such a flight, on the methods of formation, the methods of signal between aircraft and other matters as may be specified in Ordinances of the Ministry of Transport.
(Prohibition of Reckless Operation)
Article 85. No aircraft shall engage in a flight at a low-altitude, “buzz” or dive to a low altitude without operational necessity, or shall be piloted in such a manner
