Is there a legal basis for the owner to stop water and power supply during the illegal construction of the property?

Legal analysis: the property has no right to cut off water and electricity, but it can apply to the relevant units for punishment or demolition of illegal buildings.

Legal basis: Regulations on Property Management

Eighth property management area of all owners of the owners' meeting.

The owners' congress represents and safeguards the legitimate rights and interests of all owners in the property management activities within the property management area.

The first property management area in Kujou Hajime established the owners' meeting.

The division of property management areas should consider facilities and equipment, building scale, community construction and other factors. Specific measures shall be formulated by provinces, autonomous regions and municipalities directly under the Central Government.

Article 10 Owners in the same property management area shall, under the guidance of the real estate administrative department of the district or county people's government where the property is located, or the neighborhood offices and township people's governments, set up owners' meetings and elect owners' committees. However, if there is only one owner, or if the number of owners is small and all owners agree unanimously, it is decided not to set up the owners' meeting, and the owners will jointly perform the duties of the owners' meeting and the owners' committee.

Eleventh the following matters shall be decided by the owner * * *:

(a) to formulate and amend the rules of procedure of the owners' congress;

(2) Formulating and amending management regulations;

(three) to elect the owners' committee or replace the members of the owners' committee;

(four) the selection and dismissal of property services companies;

(five) to raise and use special maintenance funds;

(six) the renovation of buildings and their ancillary facilities;

(seven) other major matters related to the management of * * * and * * *.