Commission staff working document - Annex to the proposal for a Regulation of the European Parliament and of the Council on food enzymes and amending Council Directive 83/417/EEC, Council Regulation (EC) No 1493/1999, Directive 2000/13/EC, and Council Directive 2001/112/EC - Impact assessment {COM(2006) 425 final} {SEC(2006) 1044}