On Dec. 14, 2018, the Ministry of Health has issued the National Technical regulation on inspection and supervision of clean water quality used for living purposes (QCVN 01-1:2018/BYT)
The new standard will consist of two groups of targets: (1) The compulsory criteria group issued by the Ministry of Health (group A) and (2) the required target group by the PPC/city issued on the basis of selection of specific parameters, in accordance with the actual local conditions (group B).
This new standard will supersedthe standard QCVN 01:2009/BYT and QCVN 02:2009/BYT. However, these two standards continue to take effect to apply to the provinces and cities under the central region have not issued local technical regulations on clean water quality used for the purpose of living until the end of 30/6/2021 days.
See the full National technical regulation on inspection and monitoring of clean water quality used for the purpose of living here.
http://waterhealth.phad.org/wp-content/uploads/2020/08/QCVN-01-01-2018.Pdf