Minors

Whether a minor is allowed body art like tatoo in New Hampshire?
My 16 year old son wants to do tattoo to get a new style and wants to pierce his ear too. Can he do it? Whether there is any law in New Hampshire regarding this?
Can a minor get a tattoo in New Jersey without a parent's consent?
Yesterday my neighbor's 16 year old girl had asked me to do tattooing for her as I am a trained tattooist. But I hesitated to do, she insists. Is there any restriction in New Jersey in tattooing a minor?
Can a minor get a body piercing in New York without consent of the parents?
I am a body piercing professional and employing in a piercing studio in New York. My sister’s 13 year old daughter had asked me to pierce her ears. Can I do piercing for her?
Can a minor get a tatoo or other body art in North Dakota without parental consent?
I want to brand a design on my left leg just below the knee. I am 16 years and my parents are not agreeing with this, so I went alone to a body art studio in North Dakota. There the tattoo professional asked me to get parental approval, otherwise it is an offense. Unless I get the permission he said he won’t perform body art for me. Is it an offense if I do it without consent?
How can a minor get consent to perform ear piercing with gun in Ohio?
My 14 year old daughter wants to do ear piercing with an ear piercing gun. We are residents of Ohio and I would like to give her the consent to perform piercing. How can I give her the consent? What is the procedure?