[100 for help] The area of the garage and the problem of installing a water meter in the garage.

If the property certificate is 23.6 1 m2, there is no problem. This area is surveyed by property mapping units, and only they have the authority of surveying and mapping, and there are relevant thick area surveying and mapping specifications.

Question 2:

It should be energy-saving and environmental protection regulations. Personally, there are some in Beijing that are not allowed to wash cars with tap water or water the grass. Only reclaimed water can be used. If your community has reclaimed water, you should be able to apply for installing a water meter.