(provided for in subheading 2929.90.15) 5.7% No change No change On or before 12/31/2020 . 393. NBPT Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.97 N-Butylthiophosphoric triamide (CAS No. 94317–64–3) (provided in subheading 2929.90.50) Free No change No change On or before 12/31/2020 . 394. Thiobencarb Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.99 S-4-Chlorobenzyl diethylcarbamothioate) (Thiobencarb) (CAS No. 28249–77–6) (provided in subheading 2930.20.10) Free No change No change On or before 12/31/2020 . 395. EPTC Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.05.01 S-Ethyl dipropyl(thiocarbamate) (EPTC) (CAS No. 759–94–4) (provided for in subheading 2930.20.90) Free No change No change On or before 12/31/2020 . 396. Phosmet Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.05.02 O,O-Dimethyl S-phthalimidomethyl phosphorodithioate (Phosmet) (CAS No. 732–11–6) (provided for in subheading 2930.90.10) Free No change No change On or before 12/31/2020 . 397. Mesotrione Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.05.03 2-[4-(Methylsulfonyl)-2-nitrobenzoyl]-1,3-cyclohexanedione (Mesotrione) (CAS No. 104206–82–8) (provided for in subheading 2930.90.10) 6.2% No change No change On or before 12/31/2020 . 398. Profenofos Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.05.04 O-4-Bromo-2-chlorophenyl O-ethyl S-propyl phosphorothioate (Profenofos) (CAS 41198–08–7) (provided for in 2930.90.10) Free No change No change On or before 12/31/2020 . 399. Clethodim Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.05.05