HS Code 3910.00 : Silicones in primary forms
MODULE 2: EXTRACTABLE ANSWER (AEO / SPEAKABLE)
EN (Official WCO)
FR (Pending)
ES (Pending)
The 6-digit Harmonized System (HS) code for silicones in primary forms is 3910.00. Under the 2026 Philippines (BOC), the representative MFN general duty rate is 1% [Bureau of Customs Philippines].
MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY
Subheading .00
.00
Silicones in primary forms
MODULE 4: SIGNATURE B: TARIFF MATRIX
Import Duty Rates by Destination
United StatesUnited KingdomEuropean UnionCanadaMexicoChinaJapanIndiaAustraliaSouth KoreaGermanyBrazilTürkiyeChinese TaipeiVietnamThailandIndonesiaMalaysiaSingaporeSaudi ArabiaUnited Arab EmiratesSouth AfricaEgyptIsraelChileColombiaPeruPhilippinesPakistanNew ZealandNorwayNigeriaKenyaMoroccoArgentinaEcuadorBangladeshUkraineKazakhstanQatarKuwaitOmanJordan
Philippines (Bureau of Customs - BOC)
3910.00
MODULE 5: PHILIPPINES IMPORT DUTY & VAT BREAKDOWN
Notice: Philippine customs clearance, AHTN tariff classification, MFN duties, and 12% VAT are governed by the Bureau of Customs (BOC) under the Customs Modernization and Tariff Act (CMTA). Always verify declarable lines with BOC prior to import.
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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
7.5% – 25% Additional Duty (China Origin)
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)
Browse all preferential trade calculators & compliance tools in our Customs Tools Hub ↗.
| 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 Silicones in primary forms
MODULE 11: Bureau of Customs Advance Ruling (CMTA)
Legally binding classification rulings issued by Bureau of Customs for HS 3910.00.
Query official BOC portal:
Search Bureau of Customs Portal for 3910.00 →Bureau of Customs Philippines Lines (3910.00)
National line-level (8/10-digit) detail for Philippines (BOC): coverage in progress.
Universal 6-digit WCO backbone applied rate: 1%. Confirm the full national commodity code at the official source (Bureau of Customs Philippines).
MODULE 12: Candidate Subheadings & Related Codes
| Related HS Code | Heading Category | Action |
|---|
Official Primary Sources & Authority References
Bureau of Customs Philippines (BOC) ↗
Official Philippines BOC tariff schedule, 12% VAT, and ATIGA/RCEP rules.
BOC Advance Ruling Portal (CMTA) ↗
Bureau of Customs binding advance tariff classification rulings database.
MODULE 14: Frequently Asked Questions (FAQ) & Operational Guide
What is the 6-digit WCO tariff classification and United States (USITC HTS) general duty for Silicones in primary forms?
Under WCO Harmonized System 2022 and United States (USITC HTS), Silicones in primary forms is classified under HS 3910.00 (Heading 3910, Chapter 39). The representative PH MFN general duty rate is 1%.
How is HS 3910.00 distinguished within Heading 3910 (Silicones in primary forms)?
Heading 3910 covers Silicones in primary forms. Subheading 3910.00 specifically isolates Silicones in primary forms. Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 3910.
What are the primary candidate subheadings related to HS 3910.00?
Related subheadings under Heading 3910 include . Classification depends on processing stage, decaffeination, purity, or material form.
What mandatory commercial entry documents are required to import Silicones in primary forms?
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 3910.00 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 Silicones in primary forms?
Commercial shipments of Silicones in primary forms 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 3910.00?
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 import VAT or sales tax applies to HS 3910.00 in Philippines?
Commercial imports of Silicones in primary forms under HS 3910.00 into Philippines are subject to 12% VAT, assessed on the entered customs value plus applicable duties.
What is the customs duty de minimis threshold in Philippines?
The customs de minimis threshold for import shipments into Philippines is PHP 10,000 (~$178). Consignments under this value may qualify for duty-free or simplified entry under local regulations.
Which authority regulates customs entry and tariff classification in Philippines?
Customs declarations, import duty assessments, and BOC Advance Ruling Portal (CMTA) for HS 3910.00 are administered by Bureau of Customs Philippines (BOC).
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