If you are a national of a country that is on the 'visa national list' (see UK Visas website) it is compulsory to obtain entry clearance (known as a 'visa') before travelling. If your country is not on this list, we recommend that you get optional entry clearance (known as an 'entry certificate' rather than a 'visa') in the following circumstances:

You should apply for entry clearance (either in the form of a visa or an entry certificate) before you come to the UK by contacting the British Embassy or High Commission in your country.

The Immigration Rules require students who wish to study in the UK to meet certain conditions that relate to: the place where you wish to study, your course, your ability to follow the course, your finances, and your intentions during and after your studies.

Yes, but only your spouse and your children and if you can demonstrate that you are able to cover the cost of their studies in the UK. Your children must be under the age of 18 when they first enter the UK.