42 C.F.R. § 2.16 Security for written records.
Title 42 - Public Health
(a) Written records which are subject to these regulations must be maintained in a secure room, locked file cabinet, safe or other similar container when not in use; and (b) Each program shall adopt in writing procedures which regulate and control access to and use of written records which are subject to these regulations.
Title 42: Public Health
PART 2—CONFIDENTIALITY OF ALCOHOL AND DRUG ABUSE PATIENT RECORDS
Subpart B—General Provisions
§ 2.16 Security for written records.