The person you want to join must be a British citizen. Your marriage or civil partnership must be recognized in the UK. Your relationship must be at least two years old when you apply (this is to prevent arranged marriages which the British law does not recognize). If you are a fiance you must show proof you will marry within 6 months.

To be eligible to come to the UK under the Marriage Visitor Visa, you must be: Aged 18 or over In a genuine relationship with your intended spouse or civil partner Free to marry or enter into a civil partnership, or give notice of marriage or civil partnership, in the UK within the validity period covered by their visa

You are eligible for a marriage visitor visa if: You are 18 or older. You can give notice of marriage, to marry, or enter into a civil partnership in the UK within 6 months of your arrival. You are in a genuine relationship. You will be visiting the UK for less than 6 months. You will leave the UK after your visit.

To qualify for a Spouse Visa UK, need to meet the following requirements: you and your partner must be over the age of 18; you must have met each other and be legally married; you must intend to live together; you must have enough money to support yourselves and any dependants without claiming public funds;