Gramm-Leach-Bliley Act (GLBA), 15 U.S.C. § 6801-6809 (2002). Available at: https://www.law.cornell.edu/uscode/text/15/6809
(4)Nonpublic personal information
(A)The term “nonpublic personal information” means personally identifiable financial information—
(i)provided by a consumer to a financial institution;
(ii)resulting from any transaction with the consumer or any service performed for the consumer; or
(iii)otherwise obtained by the financial institution.
(B)Such term does not include publicly available information, as such term is defined by the regulations prescribed under section 6804 of this title.
(C)Notwithstanding subparagraph (B), such term—
(i)shall include any list, description, or other grouping of consumers (and publicly available information pertaining to them) that is derived using any nonpublic personal information other than publicly available information; but
(ii)shall not include any list, description, or other grouping of consumers (and publicly available information pertaining to them) that is derived without using any nonpublic personal information.
(GLBA, 15 U.S.C. § 6809(4)(B))