The Home Office UKVI will use the following formula to determine whether you meet the adequate maintenance requirement for your partner visa entry clearance application:
A – B ≥ C (A minus B is greater than or equal to C)
Where:
A is the net income (after deduction of income tax and National Insurance contributions);
B is housing costs (Rent and Council Tax); and
C is the amount of Income Support an equivalent British family of that size can receive.