Prenup vs. Postnup in Texas: What’s the Difference?
Daniel Ogbeide
A woman is holding a wedding ring on her finger.

When couples in Texas think about protecting their assets and financial future, they often consider signing a prenuptial or postnuptial agreement. While both legal tools can offer clarity and security, they serve different purposes and are executed at different times in the relationship. In this blog, we’ll break down the key differences between prenups and postnups in Texas, when you might need one, and how a prenuptial agreement lawyer in Texas can help.


What Is a Prenuptial Agreement?

A prenuptial agreement, or "prenup," is a legally binding contract signed before a couple gets married. It outlines how assets, debts, and financial matters will be handled in the event of a divorce, separation, or death.

Common Provisions in a Prenup:

  • Division of property and debt

  • Spousal support (alimony) terms

  • Protection of family-owned businesses

  • Management of income and expenses during the marriage

  • Clarification of what is considered separate vs. community property

In Texas, a community property state, assets acquired during marriage are typically split 50/50 in a divorce. A prenup can override this rule by clearly defining what belongs to each spouse.


What Is a Postnuptial Agreement?

A postnuptial agreement, or "postnup," is similar to a prenup, but it is signed after the couple is legally married. Like a prenup, it can address property division, debts, and support issues.

Why Would a Couple Sign a Postnup?

  • One spouse receives a large inheritance or gift

  • The couple starts or grows a business together

  • There has been a significant change in financial circumstances

  • They want to reaffirm or modify an earlier prenup

  • The marriage is facing challenges, and both parties want to clarify expectations moving forward


Key Differences Between Prenups and Postnups in Texas

Feature Prenuptial Agreement Postnuptial Agreement
Timing Signed before marriage Signed after marriage
Enforceability Must meet certain criteria under Texas Family Code Must meet similar criteria but can be scrutinized more closely
Use Cases Planning before commitment Responding to changes during marriage
Common Triggers Entering marriage with significant assets Inheritance, new business ventures, financial disputes

While both agreements can cover many of the same financial topics, courts in Texas may scrutinize postnuptial agreements more carefully to ensure they were signed voluntarily, with full disclosure, and without coercion.


Do You Need a Lawyer to Draft a Prenup or Postnup?

Yes—working with a prenuptial agreement lawyer in Texas is crucial. These agreements must meet specific legal standards to be enforceable:

  • Full and fair disclosure of assets and debts

  • Voluntary agreement by both parties

  • Fair terms (not grossly one-sided)

  • Independent legal advice (recommended for both spouses)

An experienced lawyer can ensure the agreement is properly drafted, complies with Texas law, and protects your interests long-term.


Final Thoughts: Choosing the Right Agreement for Your Relationship

Whether you're engaged or already married, a marital agreement can help you avoid future conflict and uncertainty. A prenuptial agreement is ideal for setting expectations from the start, while a postnuptial agreement can adapt to life’s unexpected changes.

If you're considering either option, don’t go it alone. A knowledgeable Texas prenuptial agreement lawyer can guide you through the process with professionalism and discretion.


Ready to Protect Your Future?

Contact a Prenuptial Agreement Lawyer in Texas today to discuss your goals and get started on a customized prenup or postnup that meets your needs.