A4.72 and 12.14 : Advance into Difficult non open ground Terrain and concealment

[Robin Reeve]

Does a concealed unit which advances in Difficult Terrain (A4.72) into a hex which is not Open Ground (as defined in A10.531) (cf. A12.14) in the LOS of a good order enemy unit retain concealment?

Yes, concealment is retained.
....Perry
MMP