Everything You Need to Know About Form OS: Overseas Passport Application

What is Form OS?

Form OS is the Overseas Passport Application Form issued by His Majesty’s Passport Office (HMPO). It must be completed by British nationals applying for a passport while living or staying abroad. The form collects information required to verify identity, nationality, and eligibility for a British passport.

Who Should Use Form OS?

• British citizens living abroad who need to renew or replace their passport.
• First-time adult applicants residing outside the UK.
• Parents or guardians applying for a child’s passport from overseas.
• British citizens whose passport has been lost, stolen, or expired while abroad.

When to Use Form OS?

You should use Form OS when:

• Applying for your first British passport while outside the UK.
• Renewing an expired or soon-to-expire passport from abroad.
• Replacing a lost, stolen, or damaged passport while overseas.
• Changing personal details (such as name or gender) on your passport from outside the UK.

Key Information Required

• Applicant’s full name, date, and place of birth
• Current overseas address and contact details
• Details of the previous or current passport
• Parents’ details, including nationality and place of birth
• Countersignature (if applying for a first passport or appearance has changed)
• Passport photograph that meets HMPO specifications
• Signature and date of declaration

Why is Form OS Important?

Form OS allows British nationals abroad to maintain valid travel documentation and access consular services. It provides proof of citizenship and identity, ensuring eligibility for international travel and entry into the United Kingdom.

How to Fill Out Form OS

1. Download Form OS directly from Zendocs.
2. Complete all sections clearly in black ink and block capitals.
3. Attach compliant passport photos and required supporting documents.
4. If necessary, have the form countersigned by an eligible witness.
5. Review and sign the declaration section.
6. Send your completed application and documents to the nearest British embassy, high commission, or passport processing center listed in the official instructions.

Processing Notes

Processing times for overseas applications may take up to 10 weeks, depending on location and verification requirements. Some applications may require additional checks, particularly for first-time passports or lost/stolen replacements.