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When should you start a California prenuptial agreement?

Most problems with prenuptial agreements are timing problems. California law sets a minimum waiting period, but the practical schedule a well-prepared agreement requires is considerably longer.

California's seven-day requirement

California Family Code section 1615 addresses when a premarital agreement is enforceable. Among its requirements, the party against whom enforcement is sought must have had at least seven calendar days between the time that party was first presented with the agreement and advised to seek independent counsel, and the time the agreement was signed.

The seven-day period is a floor, not a target. It is the minimum interval the statute requires in the circumstances it addresses, not a description of how long a considered agreement takes to negotiate. Treating it as a schedule is one of the more common mistakes couples make.

What actually takes time

The waiting period is only one item on the list. Before it can even begin to run, a draft has to exist, which means the drafting party's assets, debts, income, and objectives must first be identified and organized.

  • Gathering and valuing property, business interests, and accounts
  • Preparing written financial disclosures
  • Preparing the first draft
  • The other party retaining independent counsel
  • Review, comment, and negotiation between attorneys
  • Revisions and updated disclosures
  • Final review and execution

Each step depends on the one before it, and several depend on a third party — a fiancé who has not yet chosen an attorney, an accountant who has not yet produced a valuation. Delays compound.

Why last-minute agreements create risk

Section 1615 also requires that the agreement be executed voluntarily. In assessing voluntariness, a court may consider whether the party had adequate time and independent advice, and whether the party entered the agreement under duress or undue influence.

An agreement presented days before a wedding, when invitations have gone out and deposits are non-refundable, invites exactly that argument. The pressure is real, and it is visible on the face of the timeline. Starting early removes the argument entirely.

A practical schedule

For a straightforward agreement between two parties with uncomplicated finances, beginning three months before the wedding is comfortable. Where a business, real property, trust interests, foreign assets, or a valuation are involved, six months is a more realistic starting point.

If the wedding is closer than that, the agreement can still be addressed — but the schedule, not the drafting, becomes the governing constraint. In some cases the better course is a postnuptial agreement prepared without time pressure after the marriage.

Last reviewed: August 2026

This article provides general information about California law and does not constitute legal advice. Every matter depends on its own facts. Consult an attorney about your circumstances.

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