STATE GUIDE · UPDATED 2026

Prenuptial Agreements in Alaska: Requirements & How to Get One

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Is a prenup enforceable in Alaska? The short answer

Yes — prenuptial agreements are legally enforceable in Alaska under Alaska law (AS 34.77 (Community Property Act)). To be valid, the agreement must be in writing, signed voluntarily by both partners, and made with fair financial disclosure. It should be notarized (strongly recommended, though not legally required), and both partners should have a real opportunity to review it well before the wedding.

Alaska at a glance

Legal framework
Case-law (common law) framework
Property system
Equitable distribution

Courts divide marital property fairly (not necessarily equally) unless your agreement says otherwise.

Notarization
Recommended
Witnesses
Not required
Financial disclosure
Standard — fair and reasonable disclosure
Independent lawyers
Recommended
Spousal support terms
Can be set in your agreement

Alaska prenup questions, answered

Are prenuptial agreements enforceable in Alaska?

Yes. Alaska enforces prenuptial agreements under long-standing court decisions (case law). The governing law is AS 34.77 (Community Property Act). The agreement must be in writing and signed by both partners, entered into voluntarily, and made with fair financial disclosure.

Does a prenup need to be notarized in Alaska?

Notarization is not strictly required in Alaska, but strongly recommended — a notarized agreement is significantly harder to challenge in court, and OurPrenup's Alaska signing instructions include it.

Do you need witnesses to sign a prenup in Alaska?

No — Alaska does not require witnesses for a prenuptial agreement. Both partners' signatures (ideally notarized) are what matter.

Do we each need a lawyer to get a prenup in Alaska?

No — Alaska does not require either partner to hire a lawyer for a valid prenup. Independent review is still recommended, and every OurPrenup agreement documents that both partners had the opportunity to seek counsel.

Is Alaska a community property state?

No. Alaska is an equitable distribution state — without an agreement, courts divide marital property "fairly," which is not necessarily equally. A prenup replaces that uncertainty with rules you both chose.

Can a prenup waive or limit spousal support (alimony) in Alaska?

Yes — Alaska allows couples to set, limit, or waive spousal support in a prenup, subject to fairness review and statutory safety valves that protect a spouse from being left in hardship. OurPrenup offers a full waiver, payment formulas with amounts you choose, or leaving support to state law.

What financial disclosure does Alaska require for a prenup?

Each partner must make a fair and reasonable disclosure of their assets, debts, and income before signing. Hiding assets is the fastest way to make a prenup unenforceable in Alaska. OurPrenup builds sworn financial disclosure schedules for both partners into every agreement.

When should we sign our prenup in Alaska?

Alaska has no fixed statutory deadline, but signing well before the wedding matters: agreements signed days before a wedding are the easiest to attack as pressured. Most attorneys recommend having the agreement finished at least 30 days before the wedding.

How much does a prenup cost in Alaska?

Attorney-drafted prenups in Alaska commonly run $1,500–$5,000+ per couple. OurPrenup is a flat $599 per couple for a complete Alaska-specific prenuptial agreement, financial disclosure schedules for both partners, a plain-language summary, and step-by-step Alaska signing instructions — with optional online e-sign and notarization for $50.

How to sign your prenuptial agreement in Alaska

  1. 1

    Both parties review the final prenuptial agreement and all attached financial schedules.

  2. 2

    Both parties sign the prenuptial agreement.

  3. 3

    Have the agreement notarized. While Alaska does not legally require notarization, we strongly recommend it. Notarized agreements are significantly harder to challenge in court.

  4. 4

    Keep the original signed agreement in a safe location. Provide copies to both parties and their attorneys.

Who needs to be there

  • 2 × Signing parties
  • 1 × Notary Public (recommended)

3 people total at signing

Governing law

  • AS 34.77 (Community Property Act)
  • AS 25.24.160

This guide is general information about Alaska law, not legal advice. For advice on your specific situation, consult a licensed attorney in Alaska. See our full legal disclaimer.

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