Changes to 2003/263/EC: Council Decision of 27 March 2003 on the signature and conclusion of a Protocol adjusting the trade aspects of the Europe Agreement establishing an association between the European Communities and their Member States, of the one part, and the Republic of Poland, of the other part, to take account of the outcome of negotiations between the parties on new mutual agricultural concessions
EU Decision 2003/263
No changes to 2003/263/EC: Council Decision of 27 March 2003 on the signature and conclusion of a Protocol adjusting the trade aspects of the Europe Agreement establishing an association between the European Communities and their Member States, of the one part, and the Republic of Poland, of the other part, to take account of the outcome of negotiations between the parties on new mutual agricultural concessions are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.