21 CFR § 1302.05
Effective dates of labeling requirements
June 25, 2020
All labels on commercial containers of, and all labeling of, a controlled substance which either is transferred to another schedule or is added to any schedule shall comply with the requirements of §1302.03, on or before the effective date established in the final order for the transfer or addition.
[62 FR 13958, Mar. 24, 1997]