Prenuptial Agreements in China: What Makes Them Legally Valid?

Answer first: Yes, prenuptial agreements are legally valid in China. Under Article 1065 of the Civil Code of the People's Republic of China, a couple may agree in writing on the ownership of premarital property and property acquired during marriage, and the agreement is binding on both parties. This guide answers the most common questions: notarization, validity requirements, property and debt clauses, and cross-border rules.

1. Are Prenuptial Agreements Legally Valid in China?

Yes. As long as the content is lawful and the agreement is in writing, a prenuptial agreement is binding on both parties once signed. The legal basis is Article 1065 of the Civil Code of the People's Republic of China: "A man and a woman may agree that the property acquired during the marriage and the premarital property of either spouse shall belong to one spouse separately, jointly, or partly separately and partly jointly. The agreement shall be made in writing... The agreement of the spouses on property acquired during the marriage and premarital property is binding on both parties."

Without an agreement, the statutory property regime applies: salaries, business and investment income, intellectual property income, and inherited or gifted property (unless a will or gift contract specifies one spouse only) acquired during the marriage are community property (Article 1062); premarital property, personal injury compensation, and property specified as belonging to one spouse are separate property (Article 1063).

A prenuptial agreement has three boundaries: it must not violate mandatory provisions of law or administrative regulations; it must not harm the lawful rights of third parties; and it must not restrict personal rights, such as the freedom to divorce.

2. Does a Prenuptial Agreement Need to Be Notarized?

No. A written agreement is sufficient to be effective; notarization is not a validity requirement in China. However, notarization is strongly recommended in three situations:

• Property gifts or adding a spouse's name: A notarized gift contract cannot be freely revoked. Under Article 658 of the Civil Code and Article 32 of the Interpretation (I) of the Supreme People's Court on the Marriage and Family Part of the Civil Code, a promise to gift real estate to a spouse is revocable before the registration transfer is completed, unless the agreement is notarized.
• Large or diverse assets: A notarized document has stronger evidentiary value, making future disputes easier to resolve.
• Cross-border marriages: Notarization helps the agreement be recognized and used abroad.

Notarization fees vary by region and asset value; in Shanghai they typically range from a few hundred to about 2,000 RMB, a small cost compared with potential divorce litigation.

3. How to Write a Valid Prenuptial Agreement: 5 Key Points

1. Use written form

Oral agreements are invalid. The document can be drafted jointly or by one party, titled "Prenuptial Property Agreement" or "Marital Property Agreement"; what matters is clear written terms.

2. Ensure voluntary, genuine consent

An agreement signed under fraud, duress, or unconscionable terms may be revoked by a court at the request of the affected party. Signing in front of a lawyer or notary helps prove voluntariness.

3. List assets specifically and enforceably

Do not write only "each party's property belongs to each party." Itemize each asset: property address and certificate number, vehicle plate number, bank name and account number, securities accounts, company name and shareholding percentage, and intellectual property income.

4. Allocate debts clearly

State whether debts incurred during the marriage are joint or separate. Note Article 1065(3) of the Civil Code: if the spouses agreed that marital property belongs separately, a debt owed by one spouse can only be satisfied from that spouse's separate property when the creditor knew of the agreement. Article 1064 defines joint debts: debts co-signed, subsequently ratified, or incurred for family daily needs.

5. Sign and date the agreement

Sign on every page and date the final signature. The agreement takes effect upon signing; provisions concerning marital property apply from the date of marriage registration.

4. What Can (and Cannot) Be Included?

What can be included

• Ownership of premarital property: separate, joint, or partly both
• Ownership of property acquired during marriage, including salaries, investments, real estate, equity, and intellectual property income
• Allocation of debts
• A specific division plan in case of divorce
• Compensation or gifts from one spouse to the other

What cannot be included

• Child custody: Custody is decided based on the best interests of the child (Article 1084 of the Civil Code), considering both parents' circumstances, the child's age, and the child's wishes. A prenuptial agreement cannot pre-assign children and is only a reference.
• Restrictions on the freedom to divorce: Clauses such as "the party who files for divorce leaves with nothing and may not divorce" are invalid to the extent they restrict divorce.
• Terms violating mandatory legal provisions or public policy.

5. Real Estate Clauses: Common Scenarios

Scenario 1: Fully paid before marriage, registered in one name

This is separate property under Article 1063(1) of the Civil Code. The agreement simply confirms ownership; no further action is needed.

Scenario 2: Mortgage before marriage, jointly repaid after marriage

Under Article 78 of Interpretation (I) of the Marriage and Family Part of the Civil Code, the property generally belongs to the registered owner, who must compensate the other spouse for joint repayments made during the marriage plus the corresponding appreciation. To change this outcome, state the ownership and compensation terms expressly in the agreement.

Scenario 3: Promising to gift a premarital house or make it jointly owned

Before the ownership transfer is registered, the donor may revoke the gift under Article 32 of Interpretation (I) and Article 658 of the Civil Code, unless the agreement is notarized. The safest approaches are to complete the registration transfer promptly or notarize the agreement.

Scenario 4: Parents fund the purchase

Under Article 29 of Interpretation (I), funds contributed by parents before marriage are presumed to be a gift to their own child (unless the parents expressly gave to both); contributions after marriage follow any agreement, and absent an agreement are treated under the community property rules. For special arrangements, put the nature of the contribution in writing.

6. Can a Prenuptial Agreement Protect You from Debts?

Partially, with conditions. Debt allocation clauses bind the spouses, but they only protect against third-party creditors when the creditor knew of the agreement (Article 1065(3) of the Civil Code).

This matters especially for founders and business owners: a prenuptial agreement combined with written creditor knowledge can help keep business debts separate from family assets. Also note Article 1064: debts incurred for "family daily needs" during the marriage may still be treated as joint debts.

Practical advice: for substantial debt isolation, have a lawyer design the structure and keep written evidence of creditor knowledge, such as a confirmation letter signed by the creditor.

7. Cross-Border Marriages: Which Law Applies?

For foreign-related marital property relationships, Article 24 of the Law of the People's Republic of China on the Application of Laws to Foreign-Related Civil Relations allows the parties to choose the law of one party's habitual residence, nationality, or the location of principal assets. Without a choice, the law of the common habitual residence applies, followed by the law of the common nationality.

Important: property rights in immovable property are governed by the law of the place where the property is located (Article 36 of the same law). Therefore, provisions concerning real estate in China are in practice decided under Chinese law; provisions concerning overseas real estate should be reviewed by a local lawyer where the property is located.

Practical advice:

• For assets in China: sign a separate prenuptial agreement governed by Chinese law and have it notarized
• For overseas assets: arrange separate documents under the local law, ideally reviewed by a local lawyer
• Cross-border document use: agreements signed abroad may need notarization plus an Apostille when used in China. Since November 7, 2023, China has been a party to the Hague Apostille Convention, which has simplified authentication. See our Apostille Guide for details
• Include a governing law clause to avoid future conflicts-of-law disputes

8. Prenuptial Agreement vs. "Fidelity Agreement"

A fidelity agreement typically says a spouse "leaves with nothing" in case of adultery or domestic violence. Chinese courts generally do not enforce clauses restricting personal conduct, and the enforceability of purely financial fidelity clauses varies across courts.

A prenuptial property agreement has a clear legal basis (Article 1065 of the Civil Code) and more stable validity. Recommendation: keep property arrangements independent and not tied to specific conduct; if a fidelity clause is desired, draft it separately and seek legal advice.

9. Common Mistakes to Avoid

• Mistake 1: "We agreed orally." Oral agreements are invalid; a written form is required.
• Mistake 2: "It is invalid without notarization." Written form is enough; notarization strengthens evidence and prevents gift revocation.
• Mistake 3: "The agreement decides who gets the children." It cannot; custody follows the best interests of the child.
• Mistake 4: "Signing a prenup fully protects me from debts." Third-party creditors must know of the agreement.
• Mistake 5: "Once signed, it cannot be changed." The parties may amend or revoke it in writing.
• Mistake 6: "A 'leave with nothing' clause solves everything." Penalty clauses are of uncertain validity; property clauses should be independent and explicit.

10. Frequently Asked Questions (FAQ)

Is a prenuptial agreement valid without notarization?

Yes. Chinese law only requires a written form; notarization is not a validity requirement. However, notarization is recommended for property gifts, large assets, and cross-border cases.

Is a "leave with nothing if cheating" clause enforceable?

It depends. A voluntary and clearly drafted property division clause may be upheld, but penalty clauses tied to personal conduct are of disputed validity and courts may refuse or adjust them. Keep property arrangements separate from fidelity clauses.

Can a prenuptial agreement decide child custody?

No. Custody is determined based on the best interests of the child under Article 1084 of the Civil Code, taking into account both parents' circumstances and the child's age and wishes. A prenuptial agreement is only a reference.

Can spouses sign a property agreement after marriage?

Yes. Article 1065 of the Civil Code also applies to property acquired during the marriage, so a postnuptial property agreement is equally valid.

Is a cross-border prenuptial agreement valid in China?

Generally yes, if it complies with Chinese requirements on written form and legal content and includes a governing law clause. Provisions concerning real estate in China are governed by Chinese law, so a separate notarized agreement for China assets is recommended.

Do we need a lawyer to draft a prenuptial agreement?

Chinese law does not require one, but involving a lawyer is advisable when real estate, equity, debt isolation, or cross-border factors are involved, to avoid invalid clauses, omitted assets, or ambiguous wording.

What happens to a house bought before marriage with the mortgage jointly repaid after marriage?

Under Article 78 of Interpretation (I) of the Marriage and Family Part of the Civil Code, the house generally belongs to the registered owner, who must compensate the other spouse for joint mortgage repayments and the corresponding appreciation. A different agreement prevails if one exists.

What is the difference between a prenuptial agreement and a divorce settlement?

A prenuptial agreement is signed before marriage and governs property ownership and debt allocation on an ongoing basis. A divorce settlement is signed at the time of divorce, covering property division and child arrangements, and typically takes effect upon completion of divorce registration.