Personally identifiable information
Personally identifiable information (PII) means any information that could identify a specific individual, including but not limited to a child's name, name of a child's family member, street address of the child, social security number, or other information that is linked or linkable to the child.
Source
45 CFR § 1305.2
Scoping language
For the purposes of this subchapter, the following definitions apply: