WHATEVER THE LENGTH OF THE CONVERSION PERIOD IT MAY ONLY BEGIN ONCE A PRODUCTION UNIT HAS BEEN PLACED UNDER AN INSPECTION SYSTEM AS REQUIRED BY 6

2. Whatever the length of the conversion period it may only begin once a production unit has been placed under

an inspection system as required by 6.2 and once the unit has started the implementation of the production

rules referred to in Section 4 of these Guidelines.