Presumptive evidence of gaming

Where any Police officer or any officer of the Authority lawfully authorised to enter any premises suspected to be used in contravention of any regulatory instrument is wilfully prevented from or obstructed or delayed in entering the same or any part thereof, or where any door or any contrivance whatsoever is found in such premises for preventing, delaying or obstructing the entry into the same, or for giving an alarm or warning in case of such entry, or if any such premises or part thereof is found fitted or provided with any means or contrivance for unlawful betting or wagering or for concealing, removing or destroying any instruments used for such unlawful purposes, it shall be evidence, until the contrary is made to appear, that such premises are used for bets or wagers and that the persons found therein were taking part in activities in contravention of the relevant regulatory instrument.