Changes made by Council Directive 89/681/EEC of 21 December 1989 amending directive 87/402/EEC on roll-over protection structures mounted in front of the driver's seat on narrow-track wheeled agricultural and forestry tractors
EU Directive 1989/681
No changes made by Council Directive 89/681/EEC of 21 December 1989 amending directive 87/402/EEC on roll-over protection structures mounted in front of the driver's seat on narrow-track wheeled agricultural and forestry tractors are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.