coextruded flat film in rolls with a thickness between 162-198µm and a width between 396-398 mm (provided for in subheading 3920.20.00) Free No change No change On or before 12/31/2020 . 1068. Acrylic poly methacrylate Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.84 Sheets of plastics of poly(methyl methacrylate), noncellular and not reinforced, laminated, supported or similarly combined with other materials, not flexible, the foregoing of a kind used to produce counter tops or edging, cabinet tops, faces or edges for home or office furnishings (provided for in subheading 3920.51.50) 4.3% No change No change On or before 12/31/2020 . 1069. Acrylic films Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.85 Flexible film of acrylic polymers, other than poly(methyl methacrylate) (provided for in subheading 3920.59.10) 1.0% No change No change On or before 12/31/2020 . 1070. Saflex Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.86 Poly(vinyl butyral) film (CAS No. 27360–07–2), certified by the importer to be used in aircraft (provided for in subheading 3920.91.00) 3.8% No change No change On or before 12/31/2020 . 1071. Regen cellulose sheets for industrial sponges Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.87 Sheets of regenerated cellulose, cellular, nonadhesive, rectangular in shape and measuring 750 mm or more but not over 885 mm in length, 765 mm or more but not over 885 mm in width and 0.9 mm or more but not over 1.9 mm in thickness (provided in for subheading 3921.14.00) Free No change No change On or before 12/31/2020 . 1072. Expanded PTFE sheets between 1.6mm and 3mm thick for sealants Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.88 Expanded poly(tetrafluoroethylene) (PTFE) nonadhesive cellular