Utah Prenup Laws: Guide for Engaged Couples

Getting married in Utah? A prenuptial agreement lets you set clear expectations about property, debt, and (where allowed) support—so you’re not relying only on default state rules.

Key points

  • Prenups are recognized if they’re voluntary, in writing, and signed by both partners.
  • Unenforceable if involuntary, unconscionable when signed, or lacking disclosure without waiver.
  • Utah has adopted the UPAA. Must be in writing, signed before marriage. No notarization required but recommended. Full disclosure or waiver is necessary.

Are prenups legal in Utah?

Utah has adopted the UPAA. Must be in writing, signed before marriage. No notarization required but recommended. Full disclosure or waiver is necessary.

What makes a Utah prenup enforceable?

Unenforceable if involuntary, unconscionable when signed, or lacking disclosure without waiver.

What you can—and can’t—include

May waive property and alimony; child-related clauses are void.

Simple process

Sign well in advance, disclose assets fully, and consider notarization and counsel.

Next steps

Start your Utah prenup

General information only, not legal advice. Laws and cases change—consider speaking with a local attorney about your situation.

Browse other states in our State Guides hub.

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