How Long Is a Child's UK Passport Valid?
A child's UK passport is valid for 5 years. This applies to all applicants under the age of 16, from newborns through to teenagers. It is shorter than the 10-year validity given to adult passports, and the reason is practical: a child's appearance changes considerably over time, making a five-year-old photo an unreliable means of identification.
Once a child turns 16, they can apply for an adult passport, valid for the standard 10 years.
Checking Validity Before You Book Travel
A valid passport does not automatically mean a passport that satisfies another country's entry requirements. Many destinations require a passport to remain valid for a minimum period beyond the return date, typically three or six months. This is separate from the UK's own rules.
A common oversight is checking only that a passport has not technically expired, without considering how much validity remains. A passport expiring two weeks after the return date may look fine at a glance but could cause problems at the border.
Before confirming any travel booking, it is worth:
- Checking the expiry date on your child's passport
- Looking up the entry requirements for the destination country
- Allowing enough time to renew before the trip if needed
If you are approaching a renewal and want to understand your options, the UK passport renewal page sets out the process in detail.
Renewing a Child's Passport
You do not need to wait until a child's passport has expired before renewing it. Applying early is sensible, particularly ahead of a planned trip or as the five-year mark approaches.
A child passport renewal typically requires:
- A new passport photograph meeting official requirements
- The completed application form
- The child's current or most recently issued passport
- Parental or guardian consent (children cannot apply independently)
- The appropriate fee
Processing times vary and tend to increase during school holiday periods. Applying well in advance reduces the risk of delays affecting your travel plans. For current processing estimates, check official guidance before submitting.
If a child's passport has already expired, the expired passport renewal process follows the same structure, though it is worth noting the document will not be valid for travel in the meantime.
Common Mistakes to Avoid
Leaving it too late. Passport processing takes time. Even a standard application requires several weeks, and applying close to a departure date carries real risk. Build in a buffer.
Photos that do not meet requirements. Passport photos for young children are notoriously difficult. The child must face the camera directly with eyes open and mouth closed. Rejected photos are one of the most common causes of application delays.
Parental consent complications. In certain circumstances, both parents with parental responsibility may need to be involved. If there are any complications around this, it can slow an application down and is worth clarifying early.
Not checking destination entry rules. As noted above, a valid passport is not the same as a passport that meets another country's entry requirements. Always check the specific rules for your destination before travelling.
What to Do If a Child's Passport Is Lost or Stolen
A missing passport should be reported promptly, even if the child is not due to travel. Reporting and applying for a replacement are separate steps, both of which need to be completed.
If the passport has been stolen, it should also be reported to the police. A stolen document can be misused, so acting quickly matters.
Guidance on lost passports covers what to report and how to apply for a replacement. If you later find a passport you have already declared as lost, do not use it. It will have been cancelled.
How Private Assistance Can Help
Applying for a child's passport involves specific requirements around consent, photographs and supporting documents that can be unclear the first time around. A private passport assistance service can help you understand what is needed and review your application before submission, reducing the chance of avoidable errors.
This does not replace the official application process, and no outcome can be guaranteed. If you would like support with a child passport application, UK Passport Assistance can walk you through the process.
This website is not an official UK Government site. For the most up-to-date and official information, please visit the GOV.UK passport section.