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The relationship requirement for a spouse visa from Appendix FM of the Immigration Rules is as follows:
If you satisfy one of those, you would be eligible to to bring a spouse/partner to the UK subject to meeting all of the other requirements for the visa (financial, relationship, English language, etc.) outlined in the link below (Section E-ECP) for entry clearance.E-ECP.2.1. The applicant’s partner must be-
(a) a British Citizen in the UK, subject to paragraph GEN.1.3.(c); or
(b) present and settled in the UK, subject to paragraph GEN.1.3.(b); or
(c) in the UK with refugee leave or with humanitarian protection.
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