Can my sister's house be presented to my sister?

Yes, you are free to dispose of your legal property. "People's Republic of China (PRC) City Real Estate Management Law" thirty-second. When the real estate is transferred or mortgaged, the ownership of the house and the land use right within the scope occupied by the house are transferred and mortgaged at the same time. Article 35 The State implements the system of real estate transaction price declaration. When transferring real estate, the real estate owner shall truthfully declare the transaction price to the department designated by the local people's government at or above the county level, and shall not conceal or falsely declare it. Article 36 When transferring or mortgaging real estate, the parties concerned shall register the ownership in accordance with the provisions of Chapter V of this Law. Article 38 The following real estates may not be transferred: (1) The land use right obtained by transfer does not meet the conditions stipulated in Article 39 of this Law; (two) the judicial organs and administrative organs have ruled or decided to seal up or restrict the real estate rights in other forms according to law; (three) to recover the land use right according to law; (4) * * * owns real estate without the written consent of other * * * people; (five) the ownership is controversial; (6) Failing to register according to law and obtaining the ownership certificate; (seven) other circumstances in which the transfer is prohibited by laws and administrative regulations. Article 60 The state practices a system of registration and certification of land use rights and house ownership.