Open Water Level 1 Plan February 2017 TitleLevel 1 Plan Final v4 27 02 17 Date added22/02/2017 Categoryassurance Keywordsassurance, market opening plan, milestones, progress, readiness, The overarching plan for the opening of the retail water market for business customers, depicting the milestones to be reached to ensure market readiness. Updated February 2017.