What is the legal age to get a cartilage piercing in nys?

In New York a lot of shops will do ear piercings as young as 16, but they prefer you to be 17, and you would need to have all proper consent from your parents. For that you would need to bring both of them with you, you will need to bring some form of ID, they will need their ID's, a copy of your Birth Certificate, they will have to sign a waiver, be present in the room for the piercing, as well as to be present afterwards when you are given and explained to your aftercare instructions.