HS Code 2503.00 : Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur
MODULE 2: EXTRACTABLE ANSWER (AEO / SPEAKABLE)
EN (Official WCO)
FR (Pending)
ES (Pending)
The 6-digit Harmonized System (HS) code for sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur is 2503.00. Under the 2026 Vietnam (Tổng cục Hải quan), the representative MFN general duty rate is 0% [Tổng cục Hải quan].
MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY
Chapter 25
Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur
Heading 2503
Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur
Subheading .00
.00
Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur
MODULE 4: SIGNATURE B: TARIFF MATRIX
Import Duty Rates by Destination
Vietnam (Tổng cục Hải quan Tariff 2026)
2503.00.00.00
MODULE 5: VIETNAM IMPORT DUTY & TAX BREAKDOWN
Thuế Nhập Khẩu (Import Duty)
0%
WTO MFN Rate
Import VAT (Thuế GTGT)
8% – 10%
CIF + Duty Base
TRACK THIS HS CODE
Get Real-Time Tariff & Trade Remedy Change Alerts for HS 2503.00
Receive an automated email notification whenever USITC or CBP publishes duty rate adjustments or customs notices for 2503.00.
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.
PREFERENTIAL RULE
Certificate of Origin (If Claiming FTA)
Required only when claiming zero-duty preference under USMCA, KORUS, or GSP.
MODULE 7: Regulatory Compliance & Partner Government Agency (PGA) Flags
Standard Entry
This commodity does not carry mandatory PGA pre-clearance flags under the ACE message set.
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 Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur
MODULE 11: Advance Classification Determination (Tổng cục Hải quan)
Legally binding advance classification rulings issued by Vietnam Customs for HS 2503.00.
Query official Vietnam Customs portal:
Search Official Vietnam Customs Portal for 2503.00 →Vietnam Declarable Tariff Lines (2503.00)
National line-level (8/10-digit) detail for Vietnam (Tổng cục Hải quan): coverage in progress.
Universal 6-digit WCO backbone applied rate: 0%. Confirm the full national commodity code at the official source (Tổng cục Hải quan).
MODULE 12: Candidate Subheadings & Related Codes
| Related HS Code | Heading Category | Action |
|---|
Official Primary Sources & Authority References
Vietnam Customs (Tổng cục Hải quan) ↗
Official Vietnam tariff schedule and MFN import duty (Thuế nhập khẩu) rates.
Vietnam Customs Advance Classification Portal ↗
Tổng cục Hải quan binding advance classification determination database.
MODULE 14: Frequently Asked Questions (FAQ) & Operational Guide
What is the 6-digit WCO tariff classification and Vietnam (Tổng cục Hải quan) general duty for Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur?
Under WCO Harmonized System 2022 and Vietnam (Tổng cục Hải quan), Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur is classified under HS 2503.00 (Heading 2503, Chapter 25). The representative VN MFN general duty rate is 0%.
How is HS 2503.00 distinguished within Heading 2503 (Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur)?
Heading 2503 covers Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur. Subheading 2503.00 specifically isolates Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur. Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 2503.
What are the primary candidate subheadings related to HS 2503.00?
Related subheadings under Heading 2503 include . Classification depends on processing stage, decaffeination, purity, or material form.
What mandatory commercial entry documents are required to import Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur?
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 2503.00 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 Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur?
Commercial shipments of Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur 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 2503.00?
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 is the import VAT rate for HS 2503.00 in Vietnam?
Vietnam assesses an import Value-Added Tax (VAT / Thuế GTGT) of 8% to 10% depending on commodity category, calculated on CIF value + statutory import duty.
What is Vietnam's de minimis duty-free threshold?
Vietnam's de minimis threshold for express parcel imports is VND 1,000,000 (~USD $40). Consignments below this value enter duty and tax free.
Which agency regulates customs entry and advance determinations in Vietnam?
Customs declarations and binding advance classification determinations are administered by Vietnam Customs (Tổng cục Hải quan).
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