http://www.ukba.homeoffice.gov.uk/visas ... nstrating/
Evidence of knowledge of Language and Life in the UK required of all settlement and naturalisation applicants
A letter confirming success in the life in the UK Test, stamped and signed by the Test Supervisor; and either
A certificate showing that you have a speaking and listening qualification in English at B1CEFR or higher, or an equivalent level qualification; or
If you have a degree taught in English:
A printout from the points-based calculator confirming the equivalent level of your degree and the level of English; or
If your degree is not on the points-based calculator, an original letter and/or certificate from UK NARIC confirming the equivalent level of the qualification, and an original letter from the university or awarding institution on official headed paper confirming your name, the title of the degree, and showing the qualification was taught in English; or
A certificate from the university or awarding institution on official headed paper confirming that the qualification was taught or researched in a majority English speaking country (other than Canada); or
If you are awaiting graduation, or no longer have your certificate and cannot get a new one, you must send either:
an original academic reference from the institution awarding the academic qualification, that is on official letter headed paper and shows your name and the title of the award. The letter should also explain when the academic qualification was, or will be awarded; and state either the date (if you have not yet graduated) that the certificate will be issued, or confirms that the institution is unable to re-issue the original certificate of award; or
an original academic transcript that is on official letter-headed paper and shows your name, the name of the academic institution, the course title, and confirmation of the award; or
Your passport showing that you are a national of a majority English speaking country; or
A letter from a medical practitioner to show that you should be exempt on the grounds of poor physical and/or mental health; or
(For naturalisation applicants outside of the United Kingdom) evidence as directed by the office of the Lieutenant-Governor, the office of the Governor, the British Embassy, the British High Commission, or the British Consulate.