Legal analysis: see if the husband and wife have joint property. If there is, it needs the husband's signature. If not, it is unnecessary. According to the provisions of the Civil Code, no matter the name of one party or the names of both parties on the real estate license, as long as the house property rights obtained by the husband and wife with the same investment (including loans) after marriage are the same property.

Legal basis: Article 1062 of the Civil Code of People's Republic of China (PRC), the following property acquired by husband and wife during the marriage relationship is the common property of husband and wife, which belongs to husband and wife: (1) salary, bonus and labor remuneration; (2) Income from production, operation and investment; (3) Income from intellectual property rights; (4) Inherited or donated property, except as provided for in Item 3 of Article 1063 of this Law; (five) other property that should be owned by * * *. Husband and wife have equal rights to dispose of the same property.