Yes, he should get it from the state of NY.
Here.
My take, FWIW: The M1 Carbine does not seem to be on the named model list. However, as a semiauto with a detachable magazine it would qualify if it has just
one of the evil features. The most likely evil feature to be on an M1 Carbine would be a bayonet mount.
Note that you cannot keep any unmodified 15 or 30 round magazines after January 15, 2014.