legal ground
Article 2 of the Regulations on Expropriation and Compensation of Houses on State-owned Land
In order to meet the needs of public interests, the expropriation of houses of units and individuals on state-owned land shall give fair compensation to the owner of the expropriated house (hereinafter referred to as the expropriated person).
Article 25
The house expropriation department and the expropriated person shall, in accordance with the provisions of this Ordinance, conclude a compensation agreement on matters such as compensation method, compensation amount and payment term, location and area of the property right exchange house, relocation fee, temporary resettlement fee or turnover house, loss of production or business suspension, relocation period, transition mode and transition period. After the conclusion of the compensation agreement, if one party fails to perform the obligations stipulated in the compensation agreement, the other party may bring a lawsuit according to law.