How to Become Eligible for ILR Visa If you are a foreigner and want to settle in UK permanently for your business or work, then you need to apply for the Indefinite Leave to Remain UK.Your ILR visa will be valid with no time limits, so you do not need to bother about the validity period of the visa. But, at the same time, you should not spend more than two years outside the UK if you have an ILR visa. If you tend to do, then you will lose the ILR visa. You need to know the terms, conditions, and dos and don’ts of the Indefinite Leave to Remain visa ahead getting the visa.