Changes made by Commission Directive 88/414/EEC of 22 June 1988 adapting to technical progress Council Diective 80/720/EEC on the approximation of the laws of the Member States relating to the operating space, access to the driving position and the doors and windows of wheeled agricultural and forestry tractors
EU Directive 1988/414
No changes made by Commission Directive 88/414/EEC of 22 June 1988 adapting to technical progress Council Diective 80/720/EEC on the approximation of the laws of the Member States relating to the operating space, access to the driving position and the doors and windows of wheeled agricultural and forestry tractors are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.