Changes made by Commission Directive 2013/8/EU of 26 February 2013 amending, for the purpose of adapting its technical provisions, Directive 2009/144/EC of the European Parliament and of the Council on certain components and characteristics of wheeled agricultural or forestry tractors
EU Directive 2013/8
The legislation Commission Directive 2013/8/EU of 26 February 2013 amending, for the purpose of adapting its technical provisions, Directive 2009/144/EC of the European Parliament and of the Council on certain components and characteristics of wheeled agricultural or forestry tractors changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.