http://www.ukba.homeoffice.gov.uk/eucit … nationals/ вот тут про residence requirements написано

You are said to be exercising Treaty rights if you are:

employed or self-employed; or

studying; or

economically self- sufficient (meaning that you have sufficient funds to support you without requiring public funds); or

a jobseeker; or

retired; or

someone who has had to cease working in the UK owing to permanent incapacity.