I don't know when they notify exactly. But know it is sometime in January.
I am just thanking god it's almost January and an answer is coming up very soon.
Good luck to you.
From what I remember, everyone will get acceptances at the same time in January, so if you (or I) don't get one when everyone else does...its waitlist/rejection time...although I hear the waitlist at NYU is a good place to be