Changes made by 2003/656/EC: Commission Decision of 12 September 2003 on the procedure for attesting the conformity of construction products pursuant to Article 20(2) of Council Directive 89/106/EEC as regards seven products for European technical approvals without Guideline (notified under document number C(2003) 3247)
EU Decision 2003/656
No changes made by 2003/656/EC: Commission Decision of 12 September 2003 on the procedure for attesting the conformity of construction products pursuant to Article 20(2) of Council Directive 89/106/EEC as regards seven products for European technical approvals without Guideline (notified under document number C(2003) 3247) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.