Beyond millwork and wood windows, NAICS 3219 includes wood pallets and skids, wood containers and boxes, prefabricated wood buildings, wood burial caskets, and a range of decorative and functional wood articles. Each product type maps to distinct HTS chapters, so correct classification requires identifying the specific article rather than relying on the broad NAICS grouping.

Yes. Solid wood packaging material (SWPM), including pallets, crates, and dunnage, must comply with ISPM 15 international phytosanitary standards — typically heat treatment or methyl bromide fumigation — and must bear the official IPPC mark. USDA APHIS enforces these requirements at US ports of entry to prevent the introduction of invasive wood pests.