| 4404.10.00 | 90 | Other | X | | | |
| 4404.20.00 | | Nonconiferous | | Free | | Free |
| 4404.20.00 | 40 | Fence pickets, palings and rails | X | | | |
| 4404.20.00 | 80 | Poles, piles and posts | X | | | |
| 4404.20.00 | 90 | Other | X | | | |
| 4405.00.00 | 00 | Wood wool (excelsior); wood flour | kg | 3.2% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P,SG) | 33 1/3% |
| 4406 | | Railway or tramway sleepers (cross-ties) of wood: | | | | |
| 4406.10.00 | 00 | Not impregnated | m3 No. | Free | | Free |
| 4406.90.00 | 00 | Other | m3 No. | Free | | Free |
| 4407 | | Wood sawn or chipped lengthwise, sliced or peeled, whether or not planed, sanded or end-jointed, of a thickness exceeding 6 mm: | | | | |
| 4407.10.01 | | Coniferous | | Free | | $1.70/m3 |
| 4407.10.01 | 01 | Finger-jointed | m3 | | | |
| 4407.10.01 | 17 | Rough | m3 | | | |
| 4407.10.01 | 18 | Other | m3 | | | |
| 4407.10.01 | 19 | Other spruce: | | | | |
| 4407.10.01 | 19 | Rough | m3 | | | |
| 4407.10.01 | 20 | Other | m3 | | | |
| 4407.10.01 | 02 | Other: | | | | |
| 4407.10.01 | 02 | Treated with paint, stain, creosote, or other preservative | m3 | | | |
| 4407.10.01 | 15 | Not treated: | | | | |
| 4407.10.01 | 15 | Mixtures of spruce, pine, and fir ("S-P-F") | m3 | | | |
| 4407.10.01 | 16 | Mixtures of western hemlock and amabilis fir ("hem-fir") | m3 | | | |
| 4407.10.01 | 17 | Other: | | | | |
| 4407.10.01 | 17 | Sitka spruce (Picea sitchensis): | | | | |
| 4407.10.01 | 58 | Fir (Abies spp.): | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
