Michael Hurwicz provides an introduction to the new State Sets feature that previously was a subscription advantage in 2012 and now made its way as a standard features in 3ds MAX 2013.
Check out the tutorial for Using State Sets in 3ds MAX for After Effects Composites here.
State Sets are a render pass system that directly integrates with After Effects where render passes from 3ds MAX will be sent over to After Effects and assembled as a composite.
Here is the 3ds State Set feature shown and demonstrated by Autodesk as a Max 2012 Subscription Advanage Pack Feature:
