The AIM presents the FAA's current official definition of "known icing
conditions". So any case law decided on the basis of prior explicit or
implicit definitions is no longer applicable.

Well, that might be true if the AIM were regulatory. It's not. (unless
the feds want it to be).

Jose
--
You can choose whom to befriend, but you cannot choose whom to love.
for Email, make the obvious change in the address.