Changes made by Commission Directive 2001/63/EC of 17 August 2001 adapting to technical progress Directive 97/68/EC of the European Parliament and of the Council on the approximation of the laws of the Member States relating to measures against the emission of gaseous and particulate pollutants from internal combustion engines to be installed in non-road mobile machinery
EU Directive 2001/63
No changes made by Commission Directive 2001/63/EC of 17 August 2001 adapting to technical progress Directive 97/68/EC of the European Parliament and of the Council on the approximation of the laws of the Member States relating to measures against the emission of gaseous and particulate pollutants from internal combustion engines to be installed in non-road mobile machinery are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.