Interior Wall Insulation

[VLADIMIR LEVIN]

R-2 occupancy, interior wood framed wall separating conditioned attic from un-conditioned attic.
I assume that this interior wall is part of the building thermal envelope and needs to be insulated (prescriptively) with cavity and continuous insulation?

 

[RLGA]

Yes, if an energy code is applicable.

 

[classicT]

Yes, although it is probably cavity or continuous