84 Offences in relation to constables.S
If a licence-holder or his employee or agent—
(a)knowingly suffers to remain in his premises any constable during any part of the time appointed for the constable’s being on duty, except for the purpose of the execution of the constable’s duty; or
(b)knowingly supplies any liquor or refreshment, whether by way of a gift or sale to any constable on duty, except by authority of a superior officer of the constable;
the licence-holder, employee or agent, as the case may be, shall be guilty of an offence.