Live, fresh or chilled

HTS code 0307.11.00 covers live, fresh, or chilled oysters. Use this code when importing these molluscs, as general duty is free for standard trade partners and potentially eligible for preference programs, falling within Chapter 3 for fish, crustaceans, and molluscs.

Detailed information for HTS Code 0307.11.00

AI Summary

This section of the Harmonized Tariff Schedule covers live, fresh, or chilled molluscs, specifically oysters. The 0307.11.00 code identifies live, fresh, or chilled oysters, and imports are generally duty-free for standard trade partners or those eligible for free trade agreements. Further breakdowns exist to differentiate between seed oysters (0307.11.00.20), farmed oysters (0307.11.00.60), and other oysters (0307.11.00.80), so choose the appropriate statistical suffix based on the oyster’s origin and type. These subdivisions help specify the oyster type for accurate statistical reporting.

Chapter	Chapter 3 - Fish and crustaceans, molluscs and other aquatic invertebrates
Section	Section I - Live Animals; Animal Products

Duty snapshot

Quick reference for the duty outcomes tied to this HTS line.

General Duty

Free

Standard trade partners (NTR)

Special Duty

N/A

Eligible FTA or preference programs

The general duty rate for HTS code 0307.11.00 and its subdivisions (0307.11.00.20, 0307.11.00.60, 0307.11.00.80) is free, applying to imports from standard trade partners. Special rates are not specified, but may be available for eligible FTA or preference programs. All reporting is required in kilograms (kg) or liters. This means that, generally, oysters falling under these codes enter the US duty-free unless subject to specific exclusions or limitations under trade agreements or programs.

Rate of Duty (Column 2): Free

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Code subdivisions

0307.11.00.20

Molluscs, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked molluscs, whether in shell or not, whether or not cooked before or during the smoking process: > Oysters: > Live, fresh or chilled > Seed oysters

Parent subheading for dairy herd replacements

0307.11.00.60

Molluscs, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked molluscs, whether in shell or not, whether or not cooked before or during the smoking process: > Oysters: > Live, fresh or chilled > Other: > Farmed

0307.11.00.80

Molluscs, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked molluscs, whether in shell or not, whether or not cooked before or during the smoking process: > Oysters: > Live, fresh or chilled > Other: > Other

View HTS reference

Chapter & section notes

Chapter notes

Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes CHAPTER 3 FISH AND CRUSTACEANS, MOLLUSCS AND OTHER AQUATIC INVERTEBRATES I 3-1 Note 1. This chapter does not cover: (a) Mammals of heading 0106; (b) Meat of mammals of heading 0106 (heading 0208 or 0210); (c) Fish (including livers, roes and milt thereof) or crustaceans, molluscs or other aquatic invertebrates, dead and unfit or unsuitable for human consumption by reason of either their species or their condition (chapter 5); flours, meals or pellets of fish or of crustaceans, molluscs or other aquatic invertebrates, unfit for human consumption (heading 2301); or (d) Caviar or caviar substitutes prepared from fish eggs (heading 1604). 2. In this chapter the term "pellets" means products which have been agglomerated either directly by compression or by the addition of a small quantity of binder. 3. Headings 0305 to 0308 do not cover flours, meals and pellets, fit for human consumption (heading 0309). Additional U.S. Note 1. Certain fish, crustaceans, molluscs and other aquatic invertebrates are provided for in chapter 98. Statistical Note 1. Imports of shrimp or products of shrimp are subject to the provisions of section 609 of Public Law 101-162 of November 21, 1989 (16 U.S.C. 1537 note). Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes I 3-2

Section notes

SECTION I LIVE ANIMALS; ANIMAL PRODUCTS I-1 Notes 1. Any reference in this section to a particular genus or species of an animal, except where the context otherwise requires, includes a reference to the young of that genus or species. 2. Except where the context otherwise requires, throughout the tariff schedule any reference to "dried" products also covers products which have been dehydrated, evaporated or freeze-dried. Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes I-2 Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes

Latest update

Last updated

November 15, 2025

Revised every January & July

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