; Disperse Red 167:1 (2-[3-acetamido-N-(2-acetyloxyethyl)-4-[(2-chloro-4-nitrophenyl)diazenyl] anilino]ethyl acetate) (CAS No. 1533–78–4); Disperse Blue 56 (1,8-diamino-2-bromo-4,5-dihydroxyanthracene-9,10-dione) (CAS No. 68134–65–6) and acetic acid, 2-[3-(2-benzothiazolylamino)-1H-isoindol-1-ylidene]-2-cyano-, 2-butoxyethyl ester (CAS No. 173285–94–4) (provided for in subheading 3204.11.50) Free No change No change On or before 12/31/2024 . 4436. Disperse Yellow 54 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.22.44 Disperse Yellow 54 (3-Hydroxy-2-(3-hydroxyquinolin-2-yl)inden-1-one) (CAS No. 17772–51–9) (provided for in subheading 3204.11.50) Free No change No change On or before 12/31/2024 . 4437. Acid Violet 48 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.22.45 Acid Violet 48 (Disodium 3-[[4-amino-9,10-dioxo-3-[2-sulfonato-4-(2,4,4-trimethylpentan-2-yl)phenoxy]anthracen-1-yl]amino]-2,4,6-trimethylbenzenesulfonate) (CAS No. 12220–51–8) (provided for in subheading 3204.12.17) Free No change No change On or before 12/31/2024 . 4438. Acid Blue 280 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.22.46 Acid Blue 280 (Sodium 2-[[4-(cyclohexylamino)-9,10-dioxoanthracen-1-yl]amino]-5-ethoxybenzenesulfonate) (CAS No. 68214–62–0) (provided for in subheading 3204.12.20) Free No change No change On or before 12/31/2024 . 4439. Acid Brown 282 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.22.47 Acid Brown 282 (Disodium;chromium(3+);5-methyl-4-[(5-nitro-2-oxidophenyl)diazenyl]-2-phenylpyrazol-3-olate