HongKong Slaughterhouses Regulation (Cap.132BU)

Section 21 Examination and disposal of carcass, dressed carcass and offal

21(1) An authorized officer shall examine the carcass, or dressed carcass and offal of every food animal which is slaughtered in a licensed slaughterhouse or which is brought into a licensed slaughterhouse under section 12(2) and shall detain the carcass or the whole or part of the dressed carcass or offal if in his opinion it is unfit for human consumption.
21(2) An authorized officer may cause the carcass or the whole or part of the dressed carcass or offal detained under subsection (1) to be destroyed in such manner as he thinks fit.

Section 22 Authorized officer to mark dressed carcass and offal fit for human consumption

22(1) An authorized officer who examines any dressed carcass or offal under section 21(1) shall, if he is satisfied that it is fit for human consumption, apply to it the appropriate mark specified in Schedule 5.
22(2) No person, other than an authorized officer in accordance with subsection (1), shall mark any dressed carcass or offal with a mark specified in Schedule 5.
22(3) No person shall mark any dressed carcass or offal with a mark so closely resembling a mark specified in Schedule 5 as to be likely to mislead.