HTS code 9902.14.76 covers "Wired rolled glass, surface ground and polished but not further worked, presented in rectangular shapes and with a thickness of 6.35 mm or more, designed to retain glass fragments within wired sashes when shattered due to exposure to fire or impact (provided for in subheading 7005.30.00)" 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.