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3

If unsure what happens next, ask the ATC. For the FAA, it's all covered clearly under Speed Adjustment in the ATC Job Order. The general expectation is: Controllers should anticipate pilots will begin adjusting speed at the minimum distance necessary prior to a published speed restriction so as to cross the waypoint/fix at the published speed. Once at the ...


15

If I, as the ATC, give the instruction Cross [FIX] at 250 knots the expectation is that you will: At a distance from the fix adjust your speed to be at 250 knots at the [FIX] Maintain that speed until you either get a: Cancel speed restrictions or Resume profile speeds Another speed instruction is issued A STAR or SID speed instruction is passed and that ...


3

On a departure, you could speed up as desired (and otherwise allowed, i.e. once above 10,000') after crossing the specified fix. On an arrival, ATC would expect you to maintain 250 knots until slowed by later instructions (issued by a controller or published as part of a procedure), or given "speed your discretion," or cleared for an approach (...


9

This is an interesting question in that there is no clear and inarguably authoritative guidance (specifically on point) regarding the exact question being asked. It's easy to imagine that different pilots, after receiving the specific clearance as asked in the question, could disagree on which of the two options is appropriate. However, in my opinion, in the ...


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