HTS code 3215.11.10.00 covers "Printing ink, writing or drawing ink and other inks, whether or not concentrated or solid › Black › In engineered shapes, for insertion into apparatus of subheadings 8443.31, 8443.32 or 8443.39" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.