; and Formamide, N,N-dimethyl-(CAS No. 68–12–2) (provided for in subheading 3907.30.00) Free No change No change On or before 12/31/2020 . 1003. Sorbitol diglycidyl ether epoxide resin Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.17 1,2-Bis-O-(2-oxiranylmethyl)-D-glucitol (CAS No. 68412–01–1) (provided for in subheading 3907.30.00) Free No change No change On or before 12/31/2020 . 1004. Sulfonated polyethylene terephthalate Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.18 Sulfonated polyethylene terephthalate (CAS No. 63534–56–5) (provided for in subheading 3907.60.00) Free No change No change On or before 12/31/2020 . 1005. Linear hydroxyl-terminated aliphatic polycarb diol Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.19 Poly(dimethyl carbonate-co-1,6-hexanediol) (CAS No. 101325–00–2) (provided for in subheading 3907.99.50) Free No change No change On or before 12/31/2020 . 1006. Linear aliphatic polycarbonate polyester Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.20 Dimethyl carbonate polymer with 1,6-hexanediol copolymer and 2-oxepanone (CAS No. 282534–15–0) (provided for in subheading 3907.99.50) Free No change No change On or before 12/31/2020 . 1007. Hindered amine light stabilizer Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.21 Poly[(dimethyl butanedioate-co-1-(2-hydroxyethyl)-2,2,6,6-tetramethylpiperidin-4-ol)] (CAS No. 65447–77–0) (provided for in subheading 3907.99.50) Free No change No change On or before 12/31/2020 . 1008. Polymer of 1,4-benzenedicarboxylic acid with 1,4-butanediol and hexanedioic acid Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.11.23 Polymer of 1,4-benzenedicarboxylic acid with 1,4-butanediol and hexanedioic