Speed during SiD ?

[HoVerLoVeR]

Hi,
During a SID, when exactly are you allowed/expected to accelerate to climb / cruise speed ? And if you have the reference as well, it would be appreciated, thank you.

[Dash8driver1312]

Some SIDs will state something along the lines of "maintain best rate of climb until point x" or "maximum speed 180kts until turn"

What do your company SOPs say?

[172_driver]

If the SID says nothing you can do what you want.

Most airports and all(?) operators have likely published a noise abatement departure procedure. The standard ICAO ones end at 3000 ft AGL. Hence, at 3000 ft you accelerate to 250 kts. or even ECON climb speed if ATC waives max 250 below FL100 for you.