Changes made by Council Decision 2008/839/JHA of 24 October 2008 on migration from the Schengen Information System (SIS 1+) to the second generation Schengen Information System (SIS II)
EU Decision 2008/839
No changes made by Council Decision 2008/839/JHA of 24 October 2008 on migration from the Schengen Information System (SIS 1+) to the second generation Schengen Information System (SIS II) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.