Safety Sign: No Smoking Or Vaping Including Use Of E Cigarettes & Vape Pens It's The Law () Macau wants to ban possession and consumption of e cigarettes E cigarettes are prohibited from carrying when crossing the borders of Macao Macao Government Tourism Office One of the proposed changes to the smoking prevention and control law, now currently under public consultation, include a ban on the possession of e cigarettes in public places. Health Bureau Director Alvis Hong Kong Passes Law to Completely Outlaw E Cigarettes White Cloud Electronic Cigarettes