Subject to Parliamentary approval, the rules for settlement in the UK will change on 6 April 2011.UKBA will tighten the current settlement criteria by introducing the following changes:A new criminality threshold. Applicants will need to be clear of unspent convictions when they apply for settlement.A new income requirement. Tier 1 (General) migrants will need to meet the same income criteria that applied when they last extended their permission to stay in the UK. Migrants who have been in Tier 2 (General) or Tier 2 (Intra company transfer), or who have held work permits, will need to be paid the appropriate rate as stated in our codes of practice.Reform of the English language requirement. Migrants in Tier 1, Tier 2 and their precursor routes will need to pass the Life in the UK test rather than an ESOL with citizenship course. Transitional arrangements will apply.An accelerated route to settlement for Tier 1 (Investor) and Tier 1 (Entrepreneur) migrants who meet enhanced criteria.Revised policy guidance for UKBA staff will come into effect on 6 April when the Immigration Rules change, subject to Parliamentary approval. UKBA has published draft versions of these revised guidance documents.A statement of changes to the Immigration Rules (HC 863) contains full details of all the changes due to come into effect on 6 April 2011. You can also download an impact assessment and the written ministerial statement which announced the changes.