The United States has made a final ruling on the second countervailing sunset review of calcium hypochlorite

On November 18, 2025, the US Department of Commerce issued a statement announcing the final ruling of the second rapid sunset review on calcium hypochlorite imported from China: if the anti subsidy measures in this case are cancelled, it will result in subsidies for the products involved in China continuing or recurring at a rate of 65.85%.

On January 8, 2014, the US Department of Commerce launched anti-dumping and countervailing investigations into calcium hypochlorite imported from China. On December 9, 2014, the US Department of Commerce made a final positive anti-dumping and countervailing ruling on calcium hypochlorite imported from China. On December 2, 2019, the US Department of Commerce launched the first anti-dumping and countervailing sunset review investigation into calcium hypochlorite imported from China. On April 7, 2020, the US Department of Commerce made its first positive final ruling on anti-dumping and countervailing sunset review of calcium hypochlorite imported from China. On June 2, 2025, the US Department of Commerce launched the second anti-dumping and countervailing sunset review investigation into calcium hypochlorite imported from China. On October 3, 2025, the US Department of Commerce made a positive final ruling on the second anti-dumping fast sunset review of calcium hypochlorite imported from China. The United States has made a final ruling on the second countervailing sunset review of calcium hypochlorite