| 1. | Trees, other than fruit or seeds, of Abies Mill., Cedrus Trew, Larix Mill., Picea A Dietr., Pinus L., Pseudotsuga Carr., and Tsuga Carr.; and wood of conifers (Coniferales), including wood which has not kept its natural round surface, in any case originating in any country outside Europe | Bursaphelenchus xylophilus (Steiner et Bührer) Nickle, the Pine Wood Nematode |
| 2. | Trees, other than fruit or seeds; wood, including wood which has not kept its natural round surface, retaining any bark; and isolated bark of conifers (Coniferales) originating in any country outside Europe | Pissodes spp. (non-European), Weevils |
| 3. | Trees, other than fruit or seeds, of conifers (Coniferales) over 3 metres in height; wood of conifers retaining any bark; isolated bark of conifers, in any case originating in any country outside Europe | Scolytidae spp. (non-European), Bark Beetles |
| 4. | Trees, other than fruit or seeds, of Pinus L.; wood and isolated bark of Pinus L. | Atropellis spp., the cause of Atropellis Canker of pine |
| 5. | Trees, other than fruit or seeds, of Juniperus L., originating in any country outside Europe | Aschistonyx eppoi Inouye |
| 6. | Trees, other than fruit or seeds, of Juniperus L., originating in any country outside Europe | Oligonychus perditus Pritchard et Baker |
| 7. | Trees, other than fruit or seeds, of Acer saccharum Marsh.; wood of Acer saccharum Marsh., including wood which has not kept its natural round surface, in any case originating in any country in North America | Ceratocystis coerulescens (Münch) Bakshi, the cause of Sapstreak of maple |
| 8. | Trees, other than fruit or seeds, of Pinus L.; wood of Pinus L. | Cercoseptoria pini-densiflorae (Hori et Nambu) Deighton, a cause of Needle Blight of pine |
| 9. | Trees, other than fruit or seeds, of Pinus L. | Scirrhia acicola (Dearn.) Siggers, the cause of Brown Spot Needle Blight of pine |
| 10. | Trees for planting, other than seeds, of Platanus L., and wood of Platanus L., including wood which has not kept its natural round surface | Ceratocystis fimbriata f. sp. platani Walter, the cause of Canker Stain of plane |
| 11. | Trees for planting, other than seeds, of Castanea Mill. and Quercus L.; wood and isolated bark of Castanea Mill | Cryphonectria parasitica (Murrill) Barr, the cause of Sweet Chestnut Blight |
| 12. | Trees for planting, other than fruit or seeds, of Castanea Mill. and Quercus L., originating in non-European countries | Cronartium spp. (non-European), a cause of Conifer Rust |
| 13. | Trees for planting, other than fruit or seeds, of Castanea Mill. and Quercus L., originating in North American countries | Ceratocystis fagacearum (Bretz) Hunt, the cause of Oak Wilt |
| 14. | Trees for planting, other than seeds, of Pinus L. | Scirrhia pini Funk et Parker, a cause of Needle Blight of pine |
