A prenuptial agreement, commonly called a “prenup,” is a legal agreement entered into by future spouses before marriage to govern their property relations during the marriage. In the Philippines, a prenuptial agreement is more formally understood as a marriage settlement or marriage settlement agreement under the Family Code.

A valid prenuptial agreement can determine whether the spouses will follow absolute community of property, conjugal partnership of gains, complete separation of property, or another lawful property regime. It can protect family assets, business interests, inheritances, children from prior relationships, and property acquired before marriage. However, because marriage is heavily regulated by Philippine law, a prenuptial agreement must comply with strict legal requirements.

This article explains the legal nature, requirements, limits, effects, and practical considerations for making a valid prenuptial agreement in the Philippines.

I. What Is a Prenuptial Agreement?

A prenuptial agreement is a contract made by future spouses before the celebration of marriage to determine their property relations once they become married.

In Philippine law, spouses are generally governed by the property regime provided by law unless they validly agree otherwise before marriage. The default regime depends on when the marriage was celebrated:

For marriages celebrated under the Family Code, which took effect on August 3, 1988, the default property regime is generally absolute community of property, unless the spouses validly agree otherwise in a marriage settlement.

For marriages celebrated before the Family Code, the rules may differ, particularly under the Civil Code regime of conjugal partnership of gains.

A prenuptial agreement is therefore not merely a private romantic arrangement. It is a legally significant document that can determine ownership, administration, liability, and division of property.

II. Governing Law

The principal law governing prenuptial agreements in the Philippines is the Family Code of the Philippines.

The relevant concepts include:

Marriage settlements
Property relations between spouses
Absolute community of property
Conjugal partnership of gains
Separation of property
Donations by reason of marriage
Registration requirements
Limits on stipulations contrary to law, morals, good customs, public order, or public policy

The Civil Code may also be relevant for general contract principles, property law, donations, obligations, and rules on registration.

III. Why Execute a Prenuptial Agreement?

A prenup may be useful for several reasons.

1. To choose a property regime other than the default

Without a valid prenup, the law supplies the property regime. For many couples today, that default is absolute community of property, which generally includes property owned by the spouses before marriage and property acquired during marriage, subject to statutory exclusions.

A prenup allows future spouses to choose a different arrangement, such as complete separation of property.

2. To protect property acquired before marriage

A person entering marriage with real estate, investments, vehicles, business interests, intellectual property, or family assets may wish to keep those assets separate.

3. To protect family businesses

Where one spouse owns shares in a family corporation or participates in a family business, a prenup can help avoid future disputes over ownership, voting rights, dividends, management, or valuation.

4. To protect inheritance expectations

A prenup may help keep inherited property separate from the common property of the spouses, subject to the rules on succession, legitime, and donations.

5. To clarify financial expectations

A prenup can reduce uncertainty by setting out who owns what, who administers which properties, how debts are treated, and how future acquisitions will be classified.

6. To protect children from a prior relationship

A person with children from a previous marriage or relationship may want to preserve certain properties for those children.

7. To avoid disputes in case of annulment, legal separation, or death

A properly drafted prenup may simplify property liquidation if the marriage ends due to death, annulment, declaration of nullity, or legal separation.

IV. When Must the Prenuptial Agreement Be Made?

A prenuptial agreement must be executed before the marriage.

This is one of the most important rules. A marriage settlement is precisely an agreement made in consideration of a future marriage. Once the marriage has already been celebrated, the spouses generally cannot simply create a new prenuptial agreement to change their property regime at will.

After marriage, changes in property relations are heavily restricted and generally require judicial approval in cases allowed by law.

For practical purposes, the prenup should be prepared, reviewed, signed, notarized, and registered well before the wedding date.

V. Essential Requirements of a Valid Prenuptial Agreement

To be valid and enforceable in the Philippines, a prenuptial agreement must generally comply with the following requirements.

1. It must be in writing

A marriage settlement must be in writing. Oral agreements about property relations before marriage are not sufficient.

The agreement should clearly identify:

The full names of the future spouses
Their citizenship, civil status, age, and addresses
The intended marriage
The property regime chosen
The assets covered
The rights and obligations of each party
The date and place of execution
The signatures of the parties

2. It must be executed before the marriage

The agreement must be signed before the wedding. If the parties sign it after the marriage ceremony, it will generally not qualify as a valid marriage settlement changing the property regime.

3. The parties must have capacity to contract marriage

The parties must be legally capable of entering into marriage. Since the prenup is connected to the future marriage, lack of capacity may affect the agreement.

4. The parties must freely consent

As with contracts generally, consent must be free and voluntary. A prenup may be challenged if one party’s consent was obtained through:

Fraud
Intimidation
Undue influence
Mistake
Violence
Coercion

Because of this, each party should ideally have enough time to review the agreement and consult independent counsel.

5. The stipulations must be lawful

The agreement cannot contain provisions contrary to law, morals, good customs, public order, or public policy.

A prenup may regulate property relations, but it cannot destroy essential obligations of marriage or override mandatory legal rules.

6. It must be signed by both parties

Both future spouses must sign the agreement. If required by the circumstances, parental consent or participation may also be relevant, especially where a party is subject to legal restrictions affecting capacity.

7. It should be notarized

While the Family Code requires marriage settlements to be in writing, notarization is practically essential, especially where real property is involved.

A notarized document becomes a public document, making it easier to register and prove in court.

8. It must be registered to affect third persons

To bind third persons, the marriage settlement must be recorded in the appropriate registries. This is particularly important where real property is involved.

Registration may be required with:

The local civil registry where the marriage is recorded
The proper Registry of Deeds for real property
Other relevant registries depending on the nature of the property

Between the spouses, the agreement may be valid if properly executed. However, lack of registration can create problems when dealing with third parties, creditors, buyers, banks, or heirs.

VI. Common Property Regimes in a Philippine Prenup

A prenuptial agreement usually selects or modifies the property regime that will govern the marriage.

1. Absolute Community of Property

This is the default regime for many marriages under the Family Code.

Under absolute community, the spouses generally place most of their property into a common mass owned by the community. This may include property owned before the marriage and property acquired during the marriage, subject to exclusions provided by law.

Common exclusions may include certain properties acquired by gratuitous title, property for personal and exclusive use, and property acquired before marriage by a spouse who has legitimate descendants by a former marriage, depending on the applicable legal rule.

This regime is broad and may not be ideal for parties who want to preserve separate ownership over pre-marriage assets.

2. Conjugal Partnership of Gains

Under conjugal partnership of gains, each spouse generally retains ownership of property brought into the marriage, while the fruits, income, and properties acquired during marriage may form part of the conjugal partnership.

This regime is narrower than absolute community because it does not automatically merge all pre-marriage property into a common mass.

3. Complete Separation of Property

This is one of the most common choices in prenuptial agreements.

Under complete separation of property, each spouse retains ownership, management, enjoyment, and disposition of their own present and future property, subject to legal limitations.

This arrangement is often used where:

One or both spouses own significant assets before marriage
One spouse has business risks
The parties want financial independence
There are children from prior relationships
There are family businesses or inherited assets to protect

4. Partial Separation of Property

The spouses may agree that some properties remain separate while others are common. For example, they may agree that all properties acquired before marriage remain separate, while properties acquired jointly during marriage are co-owned.

This requires careful drafting to avoid ambiguity.

5. Any Other Lawful Property Regime

The parties may agree on another arrangement, provided it is not contrary to law, morals, good customs, public order, or public policy.

VII. What Can Be Included in a Prenuptial Agreement?

A well-drafted Philippine prenup may include the following provisions.

1. Choice of property regime

This is the heart of the agreement. The parties should expressly state whether they choose:

Absolute community of property
Conjugal partnership of gains
Complete separation of property
Partial separation of property
Another lawful arrangement

2. List of separate properties

The agreement may attach schedules listing the properties owned by each party before marriage, such as:

Land
Condominium units
Houses
Vehicles
Bank accounts
Investments
Shares of stock
Partnership interests
Businesses
Intellectual property
Jewelry
Art
Family heirlooms

The list should be specific enough to identify the property.

For real property, include the title number, tax declaration number, location, and registered owner.

For shares, include the corporation name, number of shares, certificate numbers if available, and ownership percentage.

For bank or investment accounts, parties may identify the institution and account type, while balancing privacy and security concerns.

3. Future acquisitions

The prenup should state how property acquired during the marriage will be treated.

For example:

Property acquired by one spouse using separate funds remains separate.
Property acquired jointly by both spouses will be co-owned according to their respective contributions.
Property registered in both names will be presumed co-owned.
Income from separate property may either remain separate or become common property, depending on the agreement.

4. Income, fruits, and earnings

The agreement should clarify whether salaries, professional income, business income, dividends, rentals, interest, and profits will be separate or common.

This is especially important when the parties choose separation of property.

5. Debts and liabilities

The prenup may state how debts will be treated, including:

Debts incurred before marriage
Debts incurred during marriage
Business debts
Personal loans
Credit card obligations
Guarantees and suretyships
Tax liabilities

A common provision states that debts incurred by one spouse for their separate affairs shall be borne by that spouse alone, while debts jointly incurred for family expenses may be borne jointly.

However, creditors may not always be bound by private arrangements unless properly notified or unless the law protects the non-debtor spouse. Registration and careful financial practice are important.

6. Administration and management of property

The agreement may state who has the right to manage, lease, sell, mortgage, invest, or otherwise deal with specific properties.

For separate property regimes, each spouse may administer their own property independently.

For common property, the agreement should follow mandatory rules on administration and consent.

7. Family home

The prenup may address the family home, but it must respect the Family Code rules on the family home, including protections for the family and limitations on alienation or encumbrance.

8. Businesses and professional practice

A prenup may provide that a business owned before marriage remains separate, including its goodwill, shares, assets, intellectual property, and future expansions.

It may also clarify whether increases in value during the marriage belong to the owner-spouse alone or whether the other spouse has any claim.

9. Inheritance and donations

The agreement may state that property received by inheritance, legacy, devise, or donation remains separate.

However, the agreement cannot defeat the compulsory shares of compulsory heirs under succession law.

10. Dispute resolution

The parties may include dispute resolution mechanisms, such as negotiation, mediation, or arbitration, subject to the limits of Philippine law and court jurisdiction over family law matters.

11. Governing law

For marriages involving foreigners, dual citizens, overseas assets, or international residence, the agreement should specify Philippine law if intended to govern Philippine property relations.

However, conflict-of-laws issues can be complex and may require advice in other jurisdictions.

VIII. What Cannot Be Included in a Prenuptial Agreement?

A prenup is not unlimited. Certain provisions may be void or unenforceable.

1. Provisions encouraging separation or divorce

Philippine law protects marriage as an inviolable social institution. A prenup should not contain provisions that encourage separation, abandonment, or termination of marriage.

2. Waiver of future support in violation of law

Spouses have mutual obligations of support. A provision completely eliminating legally required support may be invalid.

3. Waiver of child support

Parents cannot contract away a child’s right to support. A child’s right to support belongs to the child and is governed by law.

4. Custody arrangements contrary to the child’s welfare

A prenup should not attempt to conclusively predetermine child custody in a way that prevents courts from considering the best interests of the child.

5. Provisions defeating legitime

The parties cannot use a prenup to deprive compulsory heirs of their legitime under succession law.

6. Provisions contrary to criminal, tax, property, or corporate law

A prenup cannot be used to evade taxes, hide assets from creditors, defeat lawful claims, conceal beneficial ownership, or violate corporate restrictions.

7. Personal obligations unrelated to property

Clauses imposing personal behavioral rules, penalties for marital misconduct, religious obligations, intimacy obligations, or lifestyle requirements may be difficult or impossible to enforce, especially if they offend law, morals, public order, or public policy.

IX. Registration Requirements

Registration is a critical step.

A prenup should usually be registered in the following places:

1. Local Civil Registry

The marriage settlement should be recorded in the local civil registry where the marriage contract is recorded.

This helps ensure that the property regime is reflected in public records connected with the marriage.

2. Registry of Deeds

If the prenup affects real property, it should be registered with the Registry of Deeds where the real property is located.

This is important because real property rights are generally protected and made effective against third persons through registration.

3. Other registries, if applicable

Depending on the asset, other forms of documentation or registration may be prudent, such as:

Corporate books for shares of stock
Partnership records
Vehicle registration records
Intellectual property records
Bank or investment account documentation
Business permits or ownership records

Failure to register does not necessarily mean the agreement is void between the spouses, but it may make the agreement ineffective against third persons.

X. Prenuptial Agreements and Real Property

Real property deserves special attention.

If a spouse owns land before marriage and wants to keep it separate, the prenup should identify the property clearly and should be registered with the Registry of Deeds.

Important details include:

Transfer Certificate of Title or Condominium Certificate of Title number
Lot number
Location
Registered owner
Tax declaration number
Whether the property is paraphernal, capital, separate, conjugal, or community property
Whether improvements and rental income will be separate or common

For future dealings, the spouse may need to show the prenup to buyers, lenders, notaries, brokers, or registries.

XI. Prenuptial Agreements and Businesses

A prenup is especially important when one or both future spouses own a business.

The agreement should address:

Ownership of shares or equity
Voting rights
Dividends
Retained earnings
Increases in company value
Business assets
Loans to or from the company
Guarantees
Succession planning
Restrictions in articles of incorporation, bylaws, shareholders’ agreements, or partnership agreements

A prenup should be coordinated with corporate documents. For example, a family corporation may have restrictions on share transfers. A prenup should not conflict with those restrictions.

XII. Prenuptial Agreements and Debts

A prenup can help protect a spouse from the other spouse’s debts, but it is not a magic shield.

The agreement may state that:

Pre-marriage debts remain the sole obligation of the debtor-spouse.
Business debts of one spouse do not bind the other spouse.
A spouse may not bind the other spouse without written consent.
Joint debts must be expressly signed by both spouses.

However, third-party creditors may still argue based on law, registration, representations, or benefit to the family. For this reason, the spouses must be consistent in their financial dealings after marriage.

For example, if the parties have complete separation of property but repeatedly treat assets as jointly owned, sign joint loan documents, or allow one spouse to represent authority over the other’s assets, disputes may arise.

XIII. Prenuptial Agreements and Foreigners

Prenuptial agreements involving a Filipino and a foreigner require special care.

Issues may include:

Citizenship of the parties
Location of property
Law governing marriage property relations
Recognition of foreign prenups
Ownership restrictions on Philippine land
Foreign divorce
Succession rules
Tax consequences
Enforceability in another country

A foreigner generally cannot own private land in the Philippines, subject to constitutional and statutory exceptions. A prenup cannot be used to circumvent land ownership restrictions.

If the couple has assets in more than one country, they may need separate legal advice in each jurisdiction.

XIV. Prenuptial Agreements and Mixed Nationality Marriages

For mixed nationality marriages, the prenup should specify:

The governing law for property relations
The treatment of Philippine assets
The treatment of foreign assets
Whether foreign law advice has been obtained
Whether a separate foreign marital agreement is needed

Philippine law may govern property located in the Philippines, especially real property. Foreign law may also affect property located abroad.

XV. Prenuptial Agreements and Same-Sex Marriages Abroad

Philippine law currently does not recognize same-sex marriage as a valid marriage under domestic family law. Therefore, a “prenuptial agreement” in the Philippine marital sense presupposes a marriage recognized under Philippine law.

However, parties may still enter into ordinary contracts, co-ownership agreements, partnership arrangements, estate planning documents, or property agreements, subject to general law.

Such arrangements are not the same as a Family Code marriage settlement.

XVI. Prenuptial Agreements and Annulment, Declaration of Nullity, or Legal Separation

A valid prenup may affect property liquidation if the marriage ends through:

Death
Legal separation
Annulment
Declaration of nullity
Judicial separation of property

The property regime chosen in the prenup determines how property is classified and divided.

However, courts may still apply mandatory rules, especially involving:

Support
Custody
Children’s rights
Family home
Forfeiture provisions in certain cases
Rights of creditors
Rights of heirs

XVII. Can a Prenup Be Changed After Marriage?

As a general rule, the spouses cannot freely change their property regime after marriage by private agreement alone.

Post-marriage changes usually require court approval and must fall within legally allowed cases, such as judicial separation of property or other circumstances recognized by law.

This is why the prenup must be carefully drafted before the wedding. A rushed, vague, or incomplete agreement may be difficult to fix later.

XVIII. Can a Prenup Be Attacked in Court?

Yes. A prenup may be challenged on several grounds.

Common grounds include:

1. It was not executed before marriage

If the agreement was signed after the wedding, it may not be a valid marriage settlement.

2. Lack of written form

A verbal agreement is not enough.

3. Lack of consent

A party may claim fraud, force, intimidation, mistake, or undue influence.

4. Lack of capacity

If a party lacked legal capacity, the agreement may be vulnerable.

5. Illegal provisions

Clauses contrary to law, morals, good customs, public order, or public policy may be void.

6. Non-registration

Failure to register may make the agreement ineffective against third persons.

7. Ambiguity

Poor drafting can create disputes over what the parties intended.

8. Simulation or fraud against creditors

A prenup may be attacked if it was used to defraud creditors or conceal assets.

XIX. Formal Steps to Make a Valid Prenuptial Agreement in the Philippines

A practical process would look like this:

Step 1: Discuss the purpose of the prenup

The parties should first identify why they want a prenup. The purpose may be asset protection, business continuity, family inheritance, debt separation, or clarity.

Step 2: Make a full inventory of assets and debts

Each party should list their:

Real properties
Personal properties
Bank accounts
Investments
Shares
Businesses
Intellectual property
Receivables
Loans
Credit card debts
Guarantees
Tax obligations
Pending claims

Full disclosure reduces the risk of future disputes.

Step 3: Choose a property regime

The parties should decide whether they want complete separation, partial separation, conjugal partnership, absolute community, or a custom lawful arrangement.

Step 4: Consult lawyers

Ideally, each party should have independent counsel. This helps show that both parties understood the agreement and entered into it freely.

Step 5: Draft the agreement

The agreement should be customized. Template prenups are risky because family, property, business, and citizenship circumstances differ.

Step 6: Review and revise

The parties should review the agreement carefully. Important provisions should be explained in plain language.

Step 7: Sign before the marriage

The agreement must be signed before the wedding.

Step 8: Notarize the agreement

The parties should sign before a notary public with competent evidence of identity.

Step 9: Register the agreement

The prenup should be registered with the proper civil registry and, when real property is involved, the proper Registry of Deeds.

Step 10: Keep certified copies

Each spouse should keep copies. Copies may also be needed for registries, banks, corporations, brokers, or future legal proceedings.

XX. Recommended Contents of a Philippine Prenuptial Agreement

A comprehensive prenup may contain the following sections:

Title of the agreement
Names and personal circumstances of the parties
Recitals explaining the intended marriage
Declaration of free and voluntary consent
Disclosure of assets and liabilities
Choice of property regime
Definition of separate property
Definition of common or co-owned property
Rules on future acquisitions
Rules on income, fruits, dividends, and profits
Rules on debts and obligations
Management and administration of property
Rules on business interests
Rules on inheritances, donations, and family assets
Rules on taxes and expenses
Rules on the family home
Dispute resolution
Governing law
Registration undertaking
Severability clause
Entire agreement clause
Acknowledgment of independent legal advice
Signatures
Notarial acknowledgment
Annexes listing properties and debts

XXI. Sample Clauses Commonly Found in Philippine Prenups

The following are simplified examples only and should not be used without legal review.

Separate property clause

“The parties agree that all properties owned by each party prior to the marriage, including those listed in Annexes A and B, shall remain the exclusive and separate property of the party who owns them.”

Future acquisition clause

“Properties acquired by either party during the marriage using exclusively separate funds shall remain the separate property of the acquiring party, unless the title or acquisition document expressly states otherwise.”

Debt clause

“Debts, obligations, and liabilities incurred by either party before the marriage shall remain the sole and exclusive responsibility of the party who incurred them.”

Business interest clause

“Shares, partnership interests, business assets, goodwill, dividends, profits, and increases in value arising from businesses owned by either party before the marriage shall remain the separate property of the owner-party, unless otherwise agreed in writing.”

Joint property clause

“Properties acquired jointly by the parties during the marriage shall be co-owned by them in proportion to their respective contributions, unless otherwise stated in the deed, title, or acquisition document.”

Registration clause

“The parties undertake to register this Agreement with the appropriate Local Civil Registry and, where applicable, with the proper Registry of Deeds and other relevant government offices.”

XXII. Common Mistakes to Avoid

1. Signing too close to the wedding

A prenup signed immediately before the wedding may invite allegations of pressure or lack of meaningful consent.

2. Using a generic template

Philippine property relations are technical. A generic online form may omit essential rules or include unenforceable provisions.

3. Failing to register the agreement

Registration is crucial, especially for real property and third-party effects.

4. Not listing assets clearly

Vague descriptions can create future disputes.

5. Ignoring debts

A good prenup addresses both assets and liabilities.

6. Mixing separate and common funds

Even with a prenup, commingling funds may create evidentiary problems.

7. Forgetting business documents

A prenup should align with corporate records, shareholder agreements, partnership contracts, and family business arrangements.

8. Including illegal or unrealistic clauses

Trying to regulate personal behavior, waive child support, or defeat heirs’ legitime can weaken the agreement.

9. Not considering foreign law

If one party is foreign or assets are abroad, Philippine advice alone may not be enough.

10. Not keeping copies

The spouses should keep original or certified true copies and proof of registration.

XXIII. Practical Tips for Enforceability

To strengthen enforceability:

Execute the prenup well before the wedding.
Use clear and specific language.
Make full disclosure of assets and debts.
Attach schedules of property.
Have each party obtain independent legal advice.
Avoid one-sided, oppressive, or suspicious terms.
Notarize the document.
Register it properly.
Update property records consistently.
Avoid conduct that contradicts the prenup.
Keep proof of registration and copies of all annexes.

XXIV. Effect of Marriage Not Taking Place

A prenuptial agreement is executed in consideration of a future marriage. If the marriage does not take place, the agreement generally does not operate as a marriage settlement.

However, certain provisions may have independent contractual significance depending on how they are drafted. Donations by reason of marriage may also be affected if the marriage is not celebrated.

XXV. Donations by Reason of Marriage

Future spouses may make donations to each other in consideration of marriage. These are legally regulated and subject to limitations.

A prenup may include or be accompanied by donations propter nuptias, but these must comply with formal and substantive requirements.

Important considerations include:

Form of the donation
Acceptance
Limits on amount
Effect if the marriage does not take place
Effect of annulment or bad faith
Rights of creditors and compulsory heirs
Registration for real property

Donations should be drafted carefully and distinguished from the property regime itself.

XXVI. Prenuptial Agreement Versus Last Will

A prenup is not a substitute for a will.

A prenup governs property relations between spouses during marriage and upon liquidation of the property regime. A will governs the disposition of a person’s estate after death, subject to compulsory heirs and legitime.

A person with significant assets should consider both:

A prenuptial agreement
A will
Estate tax planning
Corporate succession planning
Trust or holding structures, where lawful and appropriate

XXVII. Prenuptial Agreement Versus Cohabitation Agreement

A prenup applies to future spouses who will enter into a legally recognized marriage.

A cohabitation agreement, by contrast, is an ordinary contract between persons who live together without marriage. Philippine law has special rules for property relations between persons who live together as husband and wife without a valid marriage, and those rules may not be fully displaced by private agreement.

The proper document depends on the parties’ legal relationship.

XXVIII. Does a Prenup Mean the Parties Expect the Marriage to Fail?

No. A prenup is not necessarily a sign of mistrust. It is a legal planning tool.

Many couples use prenups to:

Avoid future misunderstanding
Respect family property
Protect businesses
Clarify financial expectations
Reduce litigation risk
Preserve assets for children
Prevent creditor exposure

A clear agreement can actually support marital harmony by reducing uncertainty.

XXIX. Frequently Asked Questions

Is a prenuptial agreement valid in the Philippines?

Yes. Philippine law recognizes marriage settlements executed before marriage, provided they comply with legal requirements.

Can we sign a prenup after marriage?

Generally, no. A prenup must be signed before marriage. Changes after marriage are restricted and may require court approval.

Does a prenup need to be notarized?

Notarization is highly advisable and practically necessary for registration and evidentiary purposes, especially when real property is involved.

Does a prenup need to be registered?

Yes, registration is important to affect third persons. It should be registered with the appropriate civil registry and, when real property is involved, the Registry of Deeds.

Can a prenup cover future property?

Yes. A prenup can state how future acquisitions, income, profits, and liabilities will be treated.

Can a prenup waive child support?

No. Parents cannot waive a child’s legal right to support.

Can a prenup determine child custody?

A prenup cannot conclusively override the court’s power to decide custody based on the child’s best interests.

Can a prenup protect a spouse from business debts?

It can help, especially under separation of property, but it must be properly drafted, registered, and followed in practice. Creditors may still raise claims depending on the facts.

Can a foreigner and Filipino execute a Philippine prenup?

Yes, but land ownership restrictions, foreign law issues, and conflict-of-laws rules must be considered.

Can a prenup override inheritance law?

No. It cannot defeat the legitime of compulsory heirs.

XXX. Conclusion

A prenuptial agreement in the Philippines is a powerful legal instrument for determining the property relations of future spouses. It can preserve separate property, protect businesses, clarify financial responsibilities, and reduce future disputes.

To be valid, it must be in writing, executed before the marriage, voluntarily signed by parties with capacity, contain lawful stipulations, and be properly notarized and registered where necessary. The agreement should be carefully drafted to reflect the parties’ actual intentions and should avoid provisions that violate mandatory family, property, succession, tax, or public policy rules.

The safest approach is to treat a prenup not as a mere formality, but as a serious legal document requiring full disclosure, independent advice, careful drafting, and proper registration. A well-made prenup can provide certainty and fairness while respecting the legal and social importance of marriage under Philippine law.