HomeChapter 38Heading 38243824.91

HS Code 3824.91 : Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate

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MODULE 2: EXTRACTABLE ANSWER (AEO / SPEAKABLE)
EN (Official WCO) FR (Pending) ES (Pending)

The 6-digit Harmonized System (HS) code for other, mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate is 3824.91. Under the 2026 United Kingdom (UKGT), the representative MFN general duty rate is 6.00 % [HMRC Trade Tariff 2026].

Chapter
Heading
Subheading
3824.91
UK MFN Duty
6.00 %
MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY
Chapter 38
Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included
Heading 3824
Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included
Subheading .91
.91
Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate
MODULE 4: SIGNATURE B: TARIFF MATRIX

Import Duty Rates by Destination

🇺🇸 US 🇬🇧 UK 🇪🇺 EU 🇨🇦 Canada 🇲🇽 Mexico 🇨🇳 China AU (soon) IN (soon) JP (soon) BR (soon) GCC (soon)
United Kingdom (UK Global Tariff / UKGT 2026)
3824910000
UK MFN Third Country Duty
6.00 %
Verified July 2026 · HMRC Trade Tariff Source

MODULE 5: UK IMPORT DUTY & VAT BREAKDOWN

UKGT Base MFN Duty
6.00 %
UK Third Country Duty [HMRC]
Standard UK Import VAT
20.00%
Assessed on CIF + Duty [HMRC VAT]
UK Customs De Minimis
£135.00
Duty-free threshold
Notice: UK import duties and VAT are governed by HM Revenue & Customs (HMRC). Always verify declarable 10-digit commodity codes and preference eligibility before customs lodgement.
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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.

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: EPA (EP1): EPA Pesticide Notice of Arrival (NOA) Form 3540-1

Official ACE program code: ACE/PGA [FDA 21 CFR 1.276].

MODULE 8: UK Trade Remedies (TRA) & Safeguards

UK TRA Anti-Dumping Status
Standard UKGT Tariff
UK Steel Safeguards
Exempt (Non-Steel Commodity)
DEFRA / MHRA Control Status
Standard Statutory Clearance

MODULE 9: Free Trade Agreements (FTA) & Rules of Origin (RoO)

Agreement Code Trade Agreement / Program Preferential Rate Rules of Origin (RoO) Requirement
TCAUK-EU Trade and Cooperation AgreementFreeMust satisfy UK-EU Statement on Origin and product-specific rules.
AUSUK-Australia Free Trade AgreementFreeDirect origin proof or tariff shift requirement.
CPTPPComprehensive and Progressive Agreement for Trans-Pacific PartnershipFreeCPTPP Certificate of Origin and regional value content rule.

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 Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate

MODULE 11: UK Advanced Tariff Rulings (ATaR)

Legally binding classification rulings issued by HM Revenue & Customs (HMRC) for HS 3824.91.

Query the official HMRC Advanced Tariff Rulings (ATaR) database:

Search HMRC Trade Tariff Database for 3824.91 →

UKGT Declarable Commodity Lines (3824.91)

HTS Code Description General Rate Special (FTA) Rate Column 2 Rate Unit
3824.91.00.00 Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate 5% Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) 25% kg

MODULE 12: Candidate Subheadings & Related Codes

Related HS Code Heading Category Action
3824.10 Subheading under Heading 3824 Compare Subheading 3824.10 →
3824.30 Subheading under Heading 3824 Compare Subheading 3824.30 →
3824.40 Subheading under Heading 3824 Compare Subheading 3824.40 →
3824.50 Subheading under Heading 3824 Compare Subheading 3824.50 →
3824.60 Subheading under Heading 3824 Compare Subheading 3824.60 →
3824.81 Subheading under Heading 3824 Compare Subheading 3824.81 →
3824.82 Subheading under Heading 3824 Compare Subheading 3824.82 →
3824.83 Subheading under Heading 3824 Compare Subheading 3824.83 →

Official Primary Sources & Authority References

HMRC Trade Tariff Service (UKGT 2026) ↗

Official UK 10-digit commodity codes and UKGT MFN duty rates.

HM Revenue & Customs (HMRC) Customs Declarations ↗

UK customs entry guidance and CDS procedures.

MODULE 14: Frequently Asked Questions (FAQ) & Operational Guide

What is the 6-digit WCO tariff classification and United Kingdom (UKGT) general duty for Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate?
Under WCO Harmonized System 2022 and United Kingdom (UKGT), Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate is classified under HS 3824.91 (Heading 3824, Chapter 38). The representative UK MFN general duty rate is 6.00 %.
How is HS 3824.91 distinguished within Heading 3824 (Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included)?
Heading 3824 covers Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included. Subheading 3824.91 specifically isolates Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate. Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 3824.
What are the primary candidate subheadings related to HS 3824.91?
Related subheadings under Heading 3824 include 3824.10, 3824.30, 3824.40, 3824.50, 3824.60, 3824.81, 3824.82, 3824.83. Classification depends on processing stage, decaffeination, purity, or material form.
What mandatory commercial entry documents are required to import Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate into the United Kingdom?
Importers require a Commercial Invoice (detailing Incoterms and origin), Packing List, Bill of Lading (or Air Waybill), HMRC Customs Declaration Service (CDS) entry declaration (or Single Administrative Document / SAD), active EORI number, and proof of origin.
Can goods under HS 3824.91 enter duty-free under UK Free Trade Agreements?
Yes. Eligible goods originating in EU Member States, US, Japan, Australia, or CPTPP countries enter duty-free or under reduced tariff rates provided they satisfy Rules of Origin with an official Statement on Origin.
What is the UK customs duty de minimis threshold for shipments of Other, Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate?
Shipments imported into Great Britain with an intrinsic value of £135 or less enter customs duty-free under UKGT rules, though 20.00% import VAT remains payable.
How can an importer obtain an official UK Advanced Tariff Ruling (ATaR) for HS 3824.91?
Importers may apply to HM Revenue & Customs (HMRC) for an Advanced Tariff Ruling (ATaR). An ATaR provides legally binding tariff classification for 3 years across the United Kingdom.
What import VAT rate applies to HS 3824.91 in the United Kingdom?
Standard UK import VAT is 20.00%, calculated on total landed CIF cost (Customs Value + Freight/Insurance + UKGT Import Duty). Reduced or zero rates apply to specific statutory essential goods.
What is the UK EORI registration requirement for commercial imports under HS 3824.91?
All businesses importing goods into Great Britain require a UK EORI number starting with 'GB' (registered via HMRC Government Gateway) for CDS customs entry declarations.
How does UK Postponed VAT Accounting (PVA) work for imports of HS 3824.91?
Under UK PVA rules, UK VAT-registered importers can account for and recover import VAT on their standard VAT return rather than paying upfront at the port of entry.
What UK Trade Remedies Authority (TRA) safeguarding or anti-dumping duties apply?
Importers must verify whether specific trade remedies (anti-dumping or countervailing measures) published by the UK Trade Remedies Authority (TRA) apply to their originating country.
What prohibited or restricted goods controls apply to HS 3824.91 in the UK?
Certain commodities under HS 3824.91 require import licenses or phytosanitary inspections from DEFRA, MHRA, or the UK Environment Agency prior to UK customs release.
Are there entry processing fees or harbor taxes in the UK?
No. The United Kingdom does not charge additional entry processing fees or harbor taxes beyond standard UKGT customs duties and applicable import VAT. Customs declarations are processed via HMRC CDS.