A certificate which has been revoked as proof of age under the Act shall be of no force and effect under the Act after notice of such revocation.
source: 16 FR 7008, July 20, 1951, unless otherwise noted. Redesignated at 28 FR 1634, Feb. 21, 1963, and further redesignated and amended at 36 FR 25156, Dec. 29, 1971.
cite as: 29 CFR 570.12