HSN Code 6803 refers to "Worked slate and articles of slate or of agglomerated slate (excluding slate granules, chippings and powder, mosaic cubes and the like, slate pencils, and ready-to-use slates or boards with writing or drawing surfaces)." This classification code is essential for identifying slate products and related items for import/export purposes based on their nature, composition, and intended use. Common products under HSN Code 6803 include slate tiles, slate slabs, slate countertops, and slate sculptures. Additionally, the GST rate for worked slate and articles under this code ensures accurate trade compliance.