For most countries:
- Adult Passports (over 16 years of age): Valid for 10 years.
- Children's Passports (under 16 years of age): Valid for 5 years.
- Emergency Passports: Valid for 1 year from the date of issue.
Always check the expiration date on your passport.
Many countries require at least 6 months of passport validity to allow entry or issue a visa.