. . . "Federally-sponsored treatment programs are subject to applicable Federal confidentiality statutes. (4) A treatment program or medication unit or any part thereof, including any facility or any individual, shall permit a duly authorized employee of SAMHSA to have access to and to copy all records on the use of opioid drugs in accordance with the provisions of 42 CFR part 2. (5) OTPs shall notify SA" . .