Changes made by Regulation (EU) No 1031/2010 on the timing, administration and other aspects of auctioning of greenhouse gas…
EU Regulation No 1031/2010
No changes made by Regulation (EU) No 1031/2010 on the timing, administration and other aspects of auctioning of greenhouse gas… are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.