age to have apple id
What is the age req for an apple id
iPad 2, iOS 7.0.1
For the USA iTunes Store, here are the rules:
"This iTunes Service is only available for individuals aged 13 years or older, unless you are under 13 years old and your Apple ID was provided to you as a result of a request by an approved educational institution. If you are 13 or older but under the age of 18, you should review this Agreement with your parent or guardian to make sure that you and your parent or guardian understand it."
If you live in another country, check the Apple Legal pages for your country.