Jose, no, this is not legal in new York due to the collapsible stock, pistol grip, threaded barrel and flash hider. Sorry but hope this helps. Here's a link to new Yorks restrictions if interested............. budsgunshop.com/feeds/state_reg/new_york_restrictions.pdf

Jose, The following are prohibited:
✘ Semi-automatic rifles that can accept a detachable magazine and have one or more of
the following features:
1. Folding / telescoping stock
2. Pistol grip
3. Thumbhole Stock
4. Fore-grip
5. Bayonet lug
6. Flash suppressor
7. Muzzle brake
8. Muzzle compensator
9. Threaded barrel
10. Grenade launcher
11. Over 10 round capacity
1, 2, 6, & 9 are prohibited.

Jose, unfortunately it has too many restricted features. An option : budsgunshop.com/product_info.php/products_id/35753/smith+%26+wesson+12001+m%26p+15+sport+ii+ca+compliant+semi-automatic+223+remingto