Do Both Parents Need to Sign a Minor Travel Consent Form?

If your child is traveling without both parents, one of the first questions you will face in 2026 is whether both parents need to sign the minor travel consent form. The short answer: it depends on your custody arrangement, the destination country, and who is traveling with your child.

Getting this wrong can cause real problems. Border agents may delay families while they verify authorization. Knowing what documentation you need before you leave is the easiest way to avoid that.

Should Both Parents Sign a Minor Travel Consent Form?

When both parents are living, have legal parental rights, and can be reached, getting both signatures is the safest approach. A consent form signed by both parents leaves no room for dispute. It shows clearly that both legal guardians approved the trip.

Border agents may look for inconsistencies. A form signed by only one parent may raise questions. A form signed by both parents, and notarized, is the cleanest way through.

If you are preparing a minor travel consent form and both parents are accessible, get both signatures. It takes only a few extra minutes and removes a category of potential problems entirely.

When Is One Parent's Signature Enough on a Travel Consent Form?

There are situations where one parent's signature may be enough, or is the only one possible. The most common ones are:

• Sole legal custody: If you have sole legal custody, you may not need the other parent's consent, but airlines and border officials may still ask for proof, such as a copy of your custody order. Bring it with you.
• Deceased parent: If the other parent has passed away, bring a death certificate. Border officials may accept this as documentation of why only one signature appears on the form.
• Unknown parentage: If the other parent is unknown or their identity was never established, a notarized affidavit from the traveling parent explaining the situation may help.

In all of these cases, the single-parent consent letter should still be notarized. Supporting documents like court orders or death certificates should be carried alongside the consent form, not as substitutes for it.

What If the Other Parent Won't Sign or Can't Be Reached?

This is the scenario that trips up the most families. The other parent has legal rights, but they refuse to sign, or they are simply not available before the trip.

If the other parent refuses to sign, your options depend on your custody arrangement. Parents with joint custody sometimes need to go through family court to resolve a travel dispute. If travel is urgent, some courts will issue a temporary order authorizing the trip.

If the other parent is unreachable but not legally absent, document your attempts to contact them. A notarized affidavit from the traveling parent explaining the situation, combined with evidence of those contact attempts, gives border agents something concrete to evaluate.

This is also a situation where traveling with more documentation is better. Carry the child's birth certificate, your own ID, any custody paperwork, and the notarized consent form.

Why Does Notarization Matter More When Only One Parent Signs?

When only one parent is signing, notarization matters more, not less. A notarized signature confirms that the document was signed by the actual person, in front of a licensed notary who verified their identity. It is harder to question or dismiss.

For border agents evaluating a one-parent consent letter, a notarized document carries real weight. An unnotarized letter from one parent, with no supporting documentation, is much easier for an agent to set aside.

You can get your consent form notarized online through NotaryLive. Their notaries are available 24/7 via video call. You connect, verify your identity, sign digitally, and receive a certified copy the same day. No office visit required.

What Do Different Countries Ask for When a Child Travels With One Parent?

Requirements vary by destination. Some countries and airlines may ask for a consent letter from a parent who isn't traveling. Here is what to expect at the most common destinations:

• Canada: The Government of Canada recommends that children traveling without both parents carry a consent letter. Canadian border officials may ask for this documentation.
• Mexico: Mexican immigration officials may ask for a consent letter from a parent who isn't traveling. One-parent travel is common, but the paperwork needs to be in order.
• EU member states: Requirements vary by country. Check with the destination country's embassy and your airline before you travel.

For a broader look at international consent requirements by destination, see the guide on traveling internationally with only one parent. For passport requirements for minors, see can a child travel internationally without a passport.

Frequently Asked Questions