Does the sealing of the balcony on the first floor count as a change in the main structure?

If it's a balcony on the top floor of a high-rise building, it's not a floor. Apartment or villa counts.

Sealing the balcony is not the same as building privately, as long as it does not exceed the edge of the balcony, it is not considered an illegal construction, and the urban management has no right to interfere, but it is possible that the property will come to you for trouble, many properties in the community often do not agree with the owner to seal the balcony for the overall appearance of good-looking, or there are unified requirements for the materials and styles of the sealed balcony, you can negotiate with the property.

It can't be counted as a first floor.

The terrace is the roof of the second floor, and if there are no people living and no independent buildings, it is not counted as living area.

The balcony can be counted as the purchase area, some of the balcony area is all included in the construction area of the house, some are half of the balcony area included in the construction area, and some are not included in the construction area. According to the regulations, only the balcony with a cover and a maintenance structure (railing) on this floor is calculated as an area, which is specifically divided into the following two situations: 1. The balcony is a closed so-called closed balcony, which refers to a balcony equipped with glass or plastic steel windows. >>>More