Is it illegal for residential buildings to be warehouses?

Violation of the relevant provisions of the Property Law and the Property Management Regulations.

According to Article 77 of the Property Law:

Seventy-seventh owners shall not violate the laws, regulations and management regulations, and change the residence into a business house. Owners who change their houses into business houses shall obtain the consent of interested owners in addition to observing laws, regulations and management regulations.

According to the relevant provisions of the Property Management Regulations:

Article 49

Public buildings and facilities planned and constructed within the property management area shall not be changed.

Owners need to change the use of public buildings and facilities according to law, and shall inform the realty service enterprise after handling the relevant formalities according to law; If the realty service enterprise really needs to change the use of public buildings and facilities, it shall be submitted to the owners' meeting for discussion and approval, and the owners shall go through the relevant formalities according to law.

Extended data:

Relevant provisions of the Property Management Regulations:

Article 62

In violation of the provisions of this Ordinance, without the consent of the owners' meeting, the realty service enterprise arbitrarily changes the use of the property management house, and the real estate administrative department of the local people's government at or above the county level shall order it to make corrections within a time limit, give it a warning and impose a fine of 6,543.8+0,000 yuan or more and 6,543.8+0,000 yuan or less; If there is income, the income will be used for the maintenance and conservation of parts, facilities and equipment used in the property management area, and the rest will be used according to the decision of the owners' meeting.

Baidu Encyclopedia-Property Law

Baidu Encyclopedia-Property Management Regulations