Canada has outlined the age requirements for foreigners exempt from taking its citizenship test, explaining which applicants must meet the language requirements.

Australia has outlined the requirements for foreigners exempt from taking its citizenship test, explaining who must sit the examination and who can skip it.

The UK has outlined the two age groups exempt from taking the citizenship test, explaining which applicants can skip the test when applying for naturalisation.

Denmark has set the age requirement for children applying for citizenship without their parents who are exempt from taking the country's naturalisation test.