Legal analysis: Couples can add the name of their parents when buying a house after marriage, and the property owner agrees to add the name if the following conditions are met: 1. In the case that the housing loan has not been paid off, the bank needs to agree to change the loan contract. 2. In the absence of mortgage, it is necessary to obtain the consent of the property owner, and the non-marital relationship needs to conclude a gift agreement, which can be added after notarization.

Legal basis: Article 8 of the Provisional Regulations on the Registration of Real Estate takes real estate as the basic unit of registration. Real estate units have a unique code.

The real estate registration institution shall set up a unified real estate register in accordance with the provisions of the competent department of land and resources of the State Council.

The real estate register shall record the following items:

(a) the location, boundary, spatial boundary, area, use and other natural conditions of the real estate;

(two) the subject, type, content, source, duration, change of rights and other ownership status of real estate rights;

(3) Matters involving restrictions and tips on real estate rights;

(4) Other related matters.