PURCHASE OF PEFC CERTIFIED LOGS, SAWMILLING, OUTSOURCED KD AND SALES OF PEFC CERTIFIED SAWN TIMBER AND SAWMILL WASTE UNDER SECTION 6.2, PHYSICAL SEPARATION METHOD AND IMPLEMENTED BASED ON APPENDIX 1 PEFC DUE DILIGENCE SYSTEM (DDS) FOR THE AVOIDANCE OF MATERIAL FROM CONTROVERSIAL SOURCES OF THE CHAIN OF CUSTODY STANDARD