(1) A warning message, corresponding explanatory message, or corresponding graphic that is required by this Part to be printed on a retail package (except a flip-top pack, soft pack or carton containing cigarettes) may be printed on an adhesive label that is affixed to the retail package.
(2) An adhesive label must—
(a) comply with this Part in all respects except as specifically permitted by this regulation; and
(b) be affixed to the face of the retail package on which the message that it displays is required to be printed; and
(c) be fastened firmly to the retail package so as not to be easily removable without significant destruction of the package.