HTS Code 4407.99 - Wood, sawn or chipped lengthwise, sliced or peeled, whether or not planed, sanded or end-jointed, of a thickness of 6 mm (excluding tropical wood specified in Subheading Note 1 to this chapter, coniferous wood, oak "Quercus spp.", beech "Fagus spp.", maple "Acer spp.", cherry "Prunus spp." and ash "Fraxinus spp.")