The Increasing Need for a Florida Prenuptial Agreement to Protect Premarital Assets

Florida’s marital property laws, particularly Florida Statutes § 61.075(6)(a)(1), underscore the importance of a well-drafted prenuptial agreement (i.e., prenup) to protect premarital assets, especially real estate, from becoming entangled in divorce proceedings. The following is a general breakdown of the situation and why a prenup is critical:


1. Understanding the Coverture Fraction

The coverture fraction is a legal formula used to determine the portion of a premarital home (or other premarital property) that becomes a marital asset during the marriage if there is an enhancement in the value and appreciation of the nonmarital asset(s) resulting from the efforts and/or contribution of either party during the marriage.

  • Marital Funds Contribution: Payments toward the mortgage principal using marital funds can convert a portion of the property’s equity into a marital asset.
  • Passive Appreciation: The increase in property value during the marriage due to market conditions (not direct contributions) can also be partially classified as a marital asset.
  • Active Appreciation: Enhancements or improvements to the property during the marriage, funded by marital resources, further increase the marital portion.

Without protection, a premarital home could become subject to equitable distribution, and the spouse could claim a share of its increased value during a divorce.


2. The Role of a Prenuptial Agreement

A prenuptial agreement is the most effective tool to address these concerns. It allows parties to preemptively exclude certain assets from being classified as marital property.

What a Prenup Should Include:

  • Waiver of Interest in Premarital Real Estate: Explicit language where both spouses waive any claims to the premarital property, including:
    • Increases in value (passive or active).
    • Mortgage payments made with marital funds.
    • Contributions toward property improvements.
  • Definition of Separate and Marital Assets: Clear definitions that distinguish premarital assets from marital assets.
  • Debt Protection: Provisions addressing debts or liabilities associated with the property.

By including these terms, the owner of the premarital property retains its full value and any appreciation, even if marital funds were used.


3. How the Coverture Fraction Works in Practice

Without a prenup, the coverture fraction applies to:

  • Numerator: The total amount of mortgage principal paid using marital funds.
  • Denominator: The property’s value at the start of the marriage or acquisition, whichever is later.

The fraction is multiplied by the passive appreciation of the property during the marriage to determine the marital portion.

Example Calculation:

  • Value of the home at marriage: $200,000.
  • Value of the home at divorce: $400,000 (passive appreciation of $200,000).
  • Marital funds paid toward mortgage principal: $20,000.
  • Coverture fraction = $20,000 (numerator) ÷ $200,000 (denominator) = 10%.
  • Marital portion = 10% × $200,000 (passive appreciation) = $20,000.

Thus, the spouse may claim $20,000 from passive appreciation in addition to any active appreciation or principal paydown.


4. Risks of Not Having a Prenup

  • Unexpected Financial Exposure: Without a prenup, your spouse can claim a share of your premarital home’s equity or appreciation.
  • Legal Costs: Litigating property disputes in a divorce can be costly and time-consuming.
  • Uncertainty: The statutory formula applies unless you can prove inequity, which is a high legal bar.

5. Conclusion: Why a Prenup is Essential

A prenuptial agreement eliminates uncertainty and protects premarital assets by clearly defining rights and responsibilities. In the case of a premarital home, it can shield you from claims over the property’s value, mortgage payments, and appreciation.

If you are considering marriage in Florida and own property, consulting with an experienced Family Law attorney to draft a comprehensive prenup is a wise step to safeguard your financial future.

The foregoing is a brief and very general overview of the topic and the need for specific and experienced legal and tax advice is emphasized.

If you have any additional questions regarding the foregoing or have any legal issue or concern, please contact the law firm of CASERTA & SPIRITI in Miami Lakes, Florida.