An official website of the United States government. 
Editions of the Harmonized Tariff Schedule of the United States Annotated (HTSA) are available from 1989 (the first year of publication) - present.
Note that due to changes in software and formats, many of the early files do not contain all the graphics and header information as was originally printed. They do, however, contain the necessary information to look up duty rates that were in effect at the time. Please also note that 2022 HTSA Revision 12 reflects a few technical, or formatting, issues. While they do not impact the accuracy of the information presented, you may wish to, instead, refer to earlier or later in time revisions.
Select editions are available below in HTML format. Some editions are also available as CSV, XLS, or JSON file downloads.
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2020 HTSA Revision 19 (August 14, 2020)
Modification Source(s):
Adjusting Imports of Aluminum into the United States (85 Fed. Reg. 49921)
Notice of Product Exclusion Extensions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 48600)
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 48627)
Notice of Product Exclusion Amendment: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 49414)
Notice of Product Exclusion Amendment: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 49415)
2020 HTSA Revision 18 (July 31, 2020)
Modification Source(s):
Notice of Product Exclusion Extensions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 45949)
2020 HTSA Revision 17 (July 29, 2020)
Modification Source(s):
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 44563)
2020 HTSA Revision 16 (July 23, 2020)
Modification Source(s):
Notice of Product Exclusion Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 42968)
Notice of Product Exclusion Amendment: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 42970)
Notice of Product Exclusion: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 43291)
2020 HTSA Revision 15 (July 13, 2020)
Modification Source(s):
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 41267)
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 41658)
2020 HTSA Revision 14 (July 8, 2020)
Modification Source(s):
To Implement USMCA and for Other Purposes (85 Fed. Reg. 39821)
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 38000)
Changes approved by the Committee for Statistical Annotation of Tariff Schedules (formulated pursuant to section 484(f), Tariff Act of 1930, as amended) (484(f))
2020 HTSA Revision 13 (June 15, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 35975)
Notice of Product Exclusions Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 35158)
2020 HTSA Revision 12 (June 4, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 33775)
2020 HTSA Revision 11 (May 29, 2020)
Modification Source(s):
Notice of Product Exclusions Extensions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 29503)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 32094)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 32098)
2020 HTSA Revision 10 (May 13, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 27489)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 28691)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 28692)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 28693)
2020 HTSA Revision 9 (April 29, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 23122)
2020 HTSA Revision 8 (April 23, 2020)
Modification Source(s):
To Modify Duty-Free Treatment Under the Generalized System of Preferences and For Other Purposes (84 Fed. Reg. 58567)
Notice of Product Exclusions Extensions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 20332)
2020 HTSA Revision 7 (March 20, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 15849)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 17158)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 17936)
2020 HTSA Revision 6 (March 17, 2020)
Modification Source(s):
Notice of Modification of Section 301 Action: Enforcement of U.S. WTO Rights in Large Civil Aircraft Dispute (85 Fed. Reg. 10204)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 13970)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 15015)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 15244)
2020 HTSA Revision 5 (March 4, 2020)
Modification Source(s):
Notice of Modification of Section 301 Action: Enforcement of U.S. WTO Rights in Large Civil Aircraft Dispute (85 Fed. Reg. 10204)
Notice of Product Exclusion: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 10808)
2020 HTSA Revision 4 (February 21, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 9921)
2020 HTSA Revision 3 (February 13, 2020)
Modification Source(s):
Notice of Modification of Section 301 Action: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 3741)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 6674)
Notice of Product Exclusions and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 7816)
2020 HTSA Revision 2 (February 6, 2020)
Modification Source(s):
To Further Facilitate Positive Adjustment to Competition from Imports of Large Residential Washers (85 Fed. Reg. 5125)
Adjusting Imports of Derivative Aluminum Articles and Derivative Steel Articles Into the United States (85 Fed. Reg. 5281)
Changes approved by the Committee for Statistical Annotation of Tariff Schedules (formulated pursuant to section 484(f), Tariff Act of 1930, as amended) (484(f))
2020 HTSA Revision 1 (January 21, 2020)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (85 Fed. Reg. 549)
2020 HTSA Basic Edition (January 15, 2020)
Modification Source(s):
To Take Certain Actions Under the African Growth and Opportunity Act and for Other Purposes (84 Fed. Reg. 72187)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 69011)
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 69012)
Notice of Product Exclusion and Amendments: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 69016)
Notice of Product Exclusion Extensions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 70616)
Changes approved by the Committee for Statistical Annotation of Tariff Schedules (formulated pursuant to section 484(f), Tariff Act of 1930, as amended) (484(f))
2019 HTSA Revision 20 (December 16, 2019)
Modification Source(s):
Notice of Modification of Section 301 Actions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 69447)
Notice of Modification of Section 301 Action: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 43304)
Notice of Modification of Section 301 Action: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 45821)
2019 HTSA Revision 19 (December 5, 2019)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 65882)
2019 HTSA Revision 18 (November 29, 2019)
Modification Source(s):
To Modify Duty-Free Treatment Under the Generalized System of Preferences and For Other Purposes (84 Fed. Reg. 58567)
2019 HTSA Revision 17 (November 18, 2019)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 61674)
2019 HTSA Revision 16 (October 30, 2019)
Modification Source(s):
Notice of Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation (84 Fed. Reg. 57803)
To Modify Duty-Free Treatment Under the Generalized System of Preferences and For Other Purposes (84 Fed. Reg. 58567)