ATPL: When an ATC flight plan is submitted for a flight outside designated ATS routes, points included in Item 15 (route) should not normally be at intervals of more than:
Question 101, Flight Planning and Monitoring - ATPL - Airline Transport Pilot license
Explanation: When an ATC flight plan is submitted for a flight outside designated ATS routes, points included in Item 15 (route) should not normally be at intervals of more than: