Changes to Universal Credit (Surpluses and Self-employed Losses) (Digital Service) 2015
S.I. 2015/345
Made by Universal Credit (Surpluses and Self-employed Losses) (Change of coming into force) 2017
1 change. All changes to Universal Credit (Surpluses and Self-employed Losses) (Digital Service) 2015
From legislation.gov.uk's record of changes, the official one: see it there.