HS Heading 0306 : Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine
HEADING DEFINITION & DISAMBIGUATION
HS Heading 0306 encompasses crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine. It classifies 20 6-digit WCO subheadings within Chapter 03 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 0306
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 0306.11 | Frozen, Rock lobster and other sea crawfish (Palinurus spp., Panulirus spp., Jasus spp.) | 03 | View 0306.11 Package → |
| 0306.12 | Frozen, Lobsters (Homarus spp.) | 03 | View 0306.12 Package → |
| 0306.14 | Frozen, Crabs | 03 | View 0306.14 Package → |
| 0306.15 | Frozen, Norway lobsters (Nephrops norvegicus) | 03 | View 0306.15 Package → |
| 0306.16 | Frozen, Cold-water shrimps and prawns (Pandalus spp., Crangon crangon) | 03 | View 0306.16 Package → |
| 0306.17 | Frozen, Other shrimps and prawns | 03 | View 0306.17 Package → |
| 0306.19 | Frozen, Other | 03 | View 0306.19 Package → |
| 0306.31 | Live, fresh or chilled, Rock lobster and other sea crawfish (Palinurus spp., Panulirus spp., Jasus spp.) | 03 | View 0306.31 Package → |
| 0306.32 | Live, fresh or chilled, Lobsters (Homarus spp.) | 03 | View 0306.32 Package → |
| 0306.33 | Live, fresh or chilled, Crabs | 03 | View 0306.33 Package → |
| 0306.34 | Live, fresh or chilled, Norway lobsters (Nephrops norvegicus) | 03 | View 0306.34 Package → |
| 0306.35 | Live, fresh or chilled, Cold-water shrimps and prawns (Pandalus spp., Crangon crangon) | 03 | View 0306.35 Package → |
| 0306.36 | Live, fresh or chilled, Other shrimps and prawns | 03 | View 0306.36 Package → |
| 0306.39 | Live, fresh or chilled, Other | 03 | View 0306.39 Package → |
| 0306.91 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Rock lobster and other sea crawfish (Palinurus spp., Panulirus spp., Jasus spp.) | 03 | View 0306.91 Package → |
| 0306.92 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Lobsters (Homarus spp.) | 03 | View 0306.92 Package → |
| 0306.93 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Crabs | 03 | View 0306.93 Package → |
| 0306.94 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Norway lobsters (Nephrops norvegicus) | 03 | View 0306.94 Package → |
| 0306.95 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Shrimps and prawns | 03 | View 0306.95 Package → |
| 0306.99 | Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, Other, Other | 03 | View 0306.99 Package → |
DISAMBIGUATION & CLASSIFICATION GUIDE
How to Select the Correct Subheading Under Heading 0306
Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.
Official Primary Sources & Authority References
USITC HTS Heading 0306 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 0306 precedent rulings.
WCO Nomenclature ↗
World Customs Organization Harmonized System 2022 nomenclature standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.
Heading 0306 Frequently Asked Questions (FAQ)
What commercial articles are grouped under HS Heading 0306?
HS Heading 0306 covers Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine, grouping 20 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 0306?
Subheadings under Heading 0306 range from 0306.11 to 0306.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 0306?
US MFN general duty rates for Heading 0306 commodities range from Duty-Free up to representative ad valorem percentages under the 2026 US HTS.
Are Section 301 tariffs applicable to goods under Heading 0306?
Section 301 additional tariffs depend on the specific 8-digit or 10-digit US HTS code and country of origin (e.g. China Lists 1–4A).
What PGA message set flags apply to Heading 0306?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 0306?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 0306 enter duty-free under USMCA?
Yes. Goods originating in USMCA territories (US, Mexico, Canada) enter duty-free under SPI code P with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Heading 0306?
Eligible import shipments valued at $800 USD or less imported by one person on one day enter duty-free under 19 U.S.C. 1321.
What documents are required for formal customs entry of Heading 0306?
Commercial Invoice, Packing List, Bill of Lading, and CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer get a binding CBP classification ruling for Heading 0306?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.