10 years
Passports for children under the age of 16 last for 5 years.
You can travel immediately after acquiring a passport.
UK passport holders require 6 months left on their passport
A passport is not needed to travel between the UK and Ireland.
You don't need a passport to travel between the UK and the Republic of Ireland.
There is no minimum validity requirement. Portugal is in the EU. All EU citizens (including UK) can travel to Portugal up to the last day on their passport. Different rules apply to citizens of non-EU countries.
If you have a Malaysian passport, you can stay up to 6 months in the United Kingdom.
Someone with UK passport
A UK passport is valid from the day that it is issued.
No, my UK passport has not been lost.
Yes. As long as the passport is still valid.
The UK only accepts your British passport on arrival and departure if you are a British citizen and they do not care how long is remained of the validity of the British passport.For your return to South Africa: if you are planning to stay in the UK until after the expiry date of you passport, then it is better to renew your South African passport before your departure.