18.
Quote from Iowa Law's Book
"2. A minor shall not undergo body piercing, other than piercing of the ear lobe, and a person shall not perform body piercing upon a minor, without the consent of a parent or guardian. For the purposes of this section, "minor" means an unmarried person who is under the age of eighteen years. "
There is not a legal age, but piercing your newborn daughter is not advised.
There is no legal age, you just have to have a legal parent to be your co-signer.
Posession of Alcohol Under the Legal Age Possession of Alcohol Under the Legal Age
18
18.
16
Well.. there are no limited age to pierce. You can Pierce at any age.
Iowa is the same as other states. You have to be an adult or have permission. That would be age 18.
18
18
18
16 with a parent