41 C.F.R. § 105-64.105 When may Social Security Numbers (SSNs) be collected?
Title 41 - Public Contracts and Property Management
Statutory or regulatory authority must exist for collecting Social Security Numbers for record systems that use the SSNs as a method of identification. Systems without statutory or regulatory authority implemented after January 1, 1975, will not collect Social Security Numbers.
Title 41: Public Contracts and Property Management
PART 105–64—GSA PRIVACY ACT RULES
Subpart 105–64.1—Policies and Responsibilities
§ 105-64.105 When may Social Security Numbers (SSNs) be collected?