Originally Posted by IO540
Anyway, there are two ways to approach flight into potential icing
(1) Never fly into potential IMC (i.e. IFR) at a level where the OAT is forecast below zero, unless the plane is certified for known ice (and what exactly does that mean - think about that one, not just legally but more to the point practically)
I only read the first paragraph, you confuse IMC with IFR. The two are entirely different and often confused, the former is weather related and the latter is flight rules. It
is often possible to fly in cloud (I did it just a few days ago) in temperatures below 0 without picking up ice.