HS Code 0307.81 : Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)
MODULE 2: EXTRACTABLE ANSWER (AEO / SPEAKABLE)
EN (Official WCO)
FR (Pending)
ES (Pending)
The 6-digit Harmonized System (HS) code for abalone (haliotis spp.) and stromboid conchs (strombus spp.), live, fresh or chilled abalone (haliotis spp.) is 0307.81. Under the 2026 Singapore (Singapore Customs), the representative MFN general duty rate is 0% [Singapore Customs].
MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY
Chapter 03
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
Heading 0307
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
Subheading .81
.81
Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)
MODULE 4: SIGNATURE B: TARIFF MATRIX
Import Duty Rates by Destination
Singapore (Singapore Customs / Freeport 2026)
0307.81
MODULE 5: SINGAPORE FREEPORT & GST BREAKDOWN
SINGAPORE FREE PORT REGIME
0% customs duty — Singapore is a free port. Standard commercial imports enter customs-duty free, subject only to 9% GST calculated on CIF value.
Notice: Singapore customs clearance, 9% GST assessment, and specific excise duty (liquors, tobacco, petroleum, motor vehicles) are governed by Singapore Customs and IRAS. Verify declarable trade permits at customs.gov.sg prior to import.
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Get Real-Time Tariff & Trade Remedy Change Alerts for HS 0307.81
Receive an automated email notification whenever USITC or CBP publishes duty rate adjustments or customs notices for 0307.81.
MODULE 6: Mandatory Customs Entry Document Matrix
Rule-Derived Customs Entry Package Checklist
UNIVERSAL DOCUMENT
Commercial Invoice
Itemized description, currency, Incoterms, seller/buyer details, and country of origin.
UNIVERSAL DOCUMENT
Packing List & Bill of Lading
Gross/net weight, container/seal numbers, piece count, and transport B/L or Air Waybill.
AGENCY-CONDITIONAL (PGA)
FDA Prior Notice / USDA Phytosanitary Cert
Rule-derived from verified PGA flag: Mandatory prior notice filing and health certificate.
MODULE 7: Regulatory Compliance & Partner Government Agency (PGA) Flags
ACE PGA Message-Set Flags:
FDA (FOO): Prior Notice (PN) + Foreign Supplier Verification Program (FSVP)NOAA (SIM): Seafood Import Monitoring Program (SIMP) Catch Certificate
Official ACE program code: ACE/PGA [FDA 21 CFR 1.276].
MODULE 8: Trade Remedies (Section 301, Section 232, AD/CVD)
China Section 301 Tariff Status
0% Additional Duty (Exempt)
Section 232 Steel/Aluminum Status
Exempt (Non-Metal Commodity)
EU CBAM Carbon Alert
Not in Scope
MODULE 9: Free Trade Agreements (FTA) & Rules of Origin (RoO)
| Agreement Code | Trade Agreement / Program | Preferential Rate | Rules of Origin (RoO) Requirement |
|---|---|---|---|
| P | United States-Mexico-Canada Agreement (USMCA) | Free | Must meet USMCA Regional Value Content (RVC) or tariff shift rules. |
| KR | U.S.-Korea Free Trade Agreement (KORUS) | Free | Direct shipment from South Korea with KORUS Certificate of Origin. |
| AU | U.S.-Australia Free Trade Agreement | Free | Wholly obtained or tariff shift rule under US-Australia FTA. |
| A / D | GSP / African Growth & Opportunity Act (AGOA) | Free | 35% local value-add requirement for beneficiary country origin. |
MODULE 10: Logistics, Freight & Transport Specifications
Standard 20ft Container
~28 CBM / 28,000 kg Payload
Standard 40ft High-Cube
~68 CBM / 28,600 kg Payload
Stowage Factor & Handling
Standard commercial packaging for Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)
MODULE 11: Singapore Customs Advance Tariff Ruling
Legally binding advance classification rulings issued by Singapore Customs for HS 0307.81.
Query official Singapore Customs portal:
Search Official Singapore Customs Portal for 0307.81 →Singapore Declarable Tariff Lines (0307.81)
National line-level (8/10-digit) detail for Singapore (Singapore Customs): coverage in progress.
Universal 6-digit WCO backbone applied rate: 0%. Confirm the full national commodity code at the official source (Singapore Customs).
MODULE 12: Candidate Subheadings & Related Codes
| Related HS Code | Heading Category | Action |
|---|---|---|
| 0307.11 | Subheading under Heading 0307 | Compare Subheading 0307.11 → |
| 0307.12 | Subheading under Heading 0307 | Compare Subheading 0307.12 → |
| 0307.19 | Subheading under Heading 0307 | Compare Subheading 0307.19 → |
| 0307.21 | Subheading under Heading 0307 | Compare Subheading 0307.21 → |
| 0307.22 | Subheading under Heading 0307 | Compare Subheading 0307.22 → |
| 0307.29 | Subheading under Heading 0307 | Compare Subheading 0307.29 → |
| 0307.31 | Subheading under Heading 0307 | Compare Subheading 0307.31 → |
| 0307.32 | Subheading under Heading 0307 | Compare Subheading 0307.32 → |
Official Primary Sources & Authority References
Singapore Customs Official Trade Portal ↗
Official Singapore free port schedule, GST 9% rules, and dutiable goods excise rates.
Singapore Customs Advance Classification Ruling System ↗
Singapore Customs binding advance tariff classification rulings database.
MODULE 14: Frequently Asked Questions (FAQ) & Operational Guide
What is the 6-digit WCO tariff classification and Singapore (Singapore Customs) general duty for Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)?
Under WCO Harmonized System 2022 and Singapore (Singapore Customs), Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.) is classified under HS 0307.81 (Heading 0307, Chapter 03). The representative SG MFN general duty rate is 0%.
How is HS 0307.81 distinguished within Heading 0307 (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)?
Heading 0307 covers 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. Subheading 0307.81 specifically isolates Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.). Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 0307.
What are the primary candidate subheadings related to HS 0307.81?
Related subheadings under Heading 0307 include 0307.11, 0307.12, 0307.19, 0307.21, 0307.22, 0307.29, 0307.31, 0307.32. Classification depends on processing stage, decaffeination, purity, or material form.
What mandatory commercial entry documents are required to import Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)?
Commercial Invoice (detailing Incoterms, currency, and origin), Packing List, Bill of Lading (or Air Waybill), CBP Form 7501 Entry Summary, and a continuous customs bond are required for formal entries.
Can goods under HS 0307.81 enter duty-free under USMCA or Free Trade Agreements?
Yes. Eligible goods originating in Mexico, Canada, South Korea, or Australia enter duty-free under preference SPI codes (P, KR, AU) provided they satisfy Regional Value Content (RVC) or tariff-shift rules with a valid Certificate of Origin.
What is the US formal entry threshold for shipments of Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.)?
Commercial shipments of Abalone (Haliotis spp.) and stromboid conchs (Strombus spp.), Live, fresh or chilled abalone (Haliotis spp.) with a customs value exceeding $2,500 USD require formal customs entry (CBP Form 7501) and a continuous entry bond. Informal entry applies to lower values.
How can an importer obtain a binding CBP classification ruling for HS 0307.81?
Importers may submit an e-Ruling request under 19 CFR Part 177 to CBP National Commodity Specialist Division (NCSD) to obtain a legally binding tariff classification ruling prior to importation.
What FDA Prior Notice requirements apply to commercial imports under HS 0307.81?
Under the Public Health Security and Bioterrorism Preparedness and Response Act (21 CFR 1.276), FDA Prior Notice must be submitted electronically via ACE or FDA PNSI before arrival.
Does Singapore levy customs duty on imports of HS 0307.81?
Singapore is a free port and levies 0% ad-valorem customs duty on virtually all goods. However, a 9% Goods and Services Tax (GST) applies to all imports, and specific excise duty applies to alcohol (Ch 22), tobacco (Ch 24), petroleum (Ch 27), and motor vehicles (Ch 87).
What is Singapore's de minimis GST exemption threshold?
Singapore has NO de minimis GST exemption since 2023. All imported goods, including low-value goods (LVG) purchased online, are subject to 9% GST.
Which agency regulates customs entry and GST in Singapore?
Customs permits, 9% GST assessment, and advance tariff classification rulings are administered by Singapore Customs under the Ministry of Finance.
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