Changes made by 91/40/EEC: Commission Decision of 20 December 1990 amending Decision 88/222/EEC recognizing certain Member States or regions of certain Member States as being free from Quadraspidiotus perniciosus (San José Scale)
EU Decision 1991/40
The legislation 91/40/EEC: Commission Decision of 20 December 1990 amending Decision 88/222/EEC recognizing certain Member States or regions of certain Member States as being free from Quadraspidiotus perniciosus (San José Scale) changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.