Under Vietnam Law, the company is possible for you to implement no-smoking policy in your serviced apartments where you could impose a penalty. However, the penalty must be from 100,000VND to 300,000VND.
According to the Point b, Item 1, Article No. 12 of the Law No. 09/2012/QH13 on prevention and control of tobacco harms, tourist establishments including serviced apartment are listed as areas where indoor smoking is prohibited but separate designated smoking areas are allowed.
Furthermore, according to the Item 1, Article 14 of the above said law, head of facilities where smoking is prohibited can (a) request smokers who violate that ban to stop smoking in the areas where smoking is prohibited and impose fines for violations in accordance with the regulations on administrative fines; (b) request smokers who violate the ban to leave the facilities; and (c) refuse to receive or provide service to smokers who deliberately violated the ban on smoking.
According to the Point a), Item 1, Article No. 23, The Decree. 176/2013/ND-CP on penalties for administrative violations against health regulation, administrative penalties applicable to smokers who violate the ban is warning or fine from 100,000VND to 300,000VND.
We do hope that the above information is helpful for you. If you have any further inquiry, please feel free to contact us.