4 Specified categories
The specified categories under the immigration rules are —
(a) as a student;
(b) as a student nurse;
(c) to re-sit an examination;
(d) to write up a thesis;
(e) as a prospective student;
(f) as a sabbatical officer;
(g) as the spouse or civil partner of a person present and settled in the United Kingdom; or
(h) as the unmarried or same-sex partner of a person present and settled in the United Kingdom.