Changes made by Regulation (EC) No 2424/2001 on the development of the second generation Schengen Information System (SIS II)
EU Regulation No 2424/2001
No changes made by Regulation (EC) No 2424/2001 on the development of the second generation Schengen Information System (SIS II) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.