new heading: 9902.13.13 Acrylic staple fibers (polyacrylonitrile staple) containing 85 percent or more by weight of acrylonitrile units and 2 percent or more but not over 3 percent of water, colored, crimped, with a decitex between 1.98 and 2.42 and fiber length between 40 and 47.5 mm, certified by the importer as having a solar reflectance index less than 10 (provided for in subheading 5503.30.00) Free No change No change On or before 12/31/2020 . 1196. Acrylic staple fibers with a fiber length between 40 and 47.5mm and a solar reflectance index between 10 and 30 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.13.14 Acrylic staple fibers (polyacrylonitrile staple) containing 85 percent or more by weight of acrylonitrile units and 2 percent or more but not over 3 percent of water, colored, crimped, with a decitex between 1.98 and 2.42 and fiber length between 40 and 47.5 mm, certified by the importer as having a solar reflectance index between 10 and 30 (provided for in subheading 5503.30.00) Free No change No change On or before 12/31/2020 . 1197. Acrylic staple fibers with a fiber length between 40 and 47.5 mm and a solar reflectance index greater than 30 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.13.15 Acrylic staple fibers (polyacrylonitrile staple) containing 85 percent or more by weight of acrylonitrile units and 2 percent or more but not over 3 percent of water, colored, crimped, with a decitex between 1.98 and 2.42 and fiber length between 40 and 47.5 mm, certified by the importer as having a solar reflectance index greater than 30 (provided for in subheading 5503.30.00) Free No change No change On or before 12/31/2020 . 1198. Acrylic staple fibers with a fiber length between 48 and 60mm and a solar reflectance index less than 10 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.13.16 Acrylic staple fibers (polyacrylonitrile