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HS Code 8504.34 : Other transformers, Having a power handling capacity exceeding 500 kVA

The 6-digit Harmonized System (HS) code for other transformers, having a power handling capacity exceeding 500 kva is 8504.34. Under the 2026 Tunisia (Douane), the representative MFN general duty rate is 20% [Douane Tunisienne].

Chapter

Ch 85

Heading

8504

Subheading

8504.34

TN MFN Duty

20%

MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY

Chapter 85

Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof

Heading 8504

8504

Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof

Subheading .34

.34

Other transformers, Having a power handling capacity exceeding 500 kVA

MODULE 4: SIGNATURE B: TARIFF MATRIX

Import Duty Rates by Destination

Tunisia (Douane Tunisienne Tariff 2026)

8504.34

Representative General Duty

20%

Verified July 2026 · Douane Tunisienne

MODULE 5: TUNISIA IMPORT DUTY & 19% VAT (TVA) BREAKDOWN

Base Customs Duty

20%

MFN Rate [Douane Tunisienne]

Import VAT / Tax Rate

19% VAT (TVA)

Local Tax Rate

De Minimis Threshold

TND threshold

Customs Exemption Limit

Notice: Tunisia customs entry, tariff classification, MFN duty rates, and 19% VAT (TVA) are governed by Douane Tunisienne. Always verify declarable lines with Douane Tunisienne prior to import.

TRACK THIS HS CODE

Get Real-Time Tariff & Trade Remedy Change Alerts for HS 8504.34

Receive an automated email notification whenever USITC or CBP publishes duty rate adjustments or customs notices for 8504.34.

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: FCC (FCC): FCC Equipment Authorization Form 740 (RF Devices)

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

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 Other transformers, Having a power handling capacity exceeding 500 kVA

MODULE 11: Douane Tunisienne Advance Ruling System

Legally binding advance tariff rulings issued by Douane Tunisienne for HS 8504.34.

Query official Customs portal:

Search Official Customs Portal for 8504.34 →

Tunisia Declarable Tariff Schedule (8504.34)

National line-level (8/10-digit) detail for Tunisia (Douane): coverage in progress.

Universal 6-digit WCO backbone applied rate: 20%. Confirm the full national commodity code at the official source (Douane Tunisienne).

MODULE 12: Candidate Subheadings & Related Codes

Related HS Code	Heading Category	Action
8504.10	Subheading under Heading 8504	Compare Subheading 8504.10 →
8504.21	Subheading under Heading 8504	Compare Subheading 8504.21 →
8504.22	Subheading under Heading 8504	Compare Subheading 8504.22 →
8504.23	Subheading under Heading 8504	Compare Subheading 8504.23 →
8504.31	Subheading under Heading 8504	Compare Subheading 8504.31 →
8504.32	Subheading under Heading 8504	Compare Subheading 8504.32 →
8504.33	Subheading under Heading 8504	Compare Subheading 8504.33 →
8504.40	Subheading under Heading 8504	Compare Subheading 8504.40 →

Official Primary Sources & Authority References

USITC HTS Chapter 85 Tariff Schedule (2026) ↗

Official U.S. 10-digit tariff lines and general duty rates for Other transformers, Having a power handling capacity exceeding 500 kVA.

CBP CROSS Ruling Database (8504.34) ↗

Binding customs classification precedents for Heading 8504.

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

What is the 6-digit WCO tariff classification and United States (USITC HTS) general duty for Other transformers, Having a power handling capacity exceeding 500 kVA?

Under WCO Harmonized System 2022 and United States (USITC HTS), Other transformers, Having a power handling capacity exceeding 500 kVA is classified under HS 8504.34 (Heading 8504, Chapter 85). The representative TN MFN general duty rate is 20%.

How is HS 8504.34 distinguished within Heading 8504 (Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof)?

Heading 8504 covers Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof. Subheading 8504.34 specifically isolates Other transformers, Having a power handling capacity exceeding 500 kVA. Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 8504.

What are the primary candidate subheadings related to HS 8504.34?

Related subheadings under Heading 8504 include 8504.10, 8504.21, 8504.22, 8504.23, 8504.31, 8504.32, 8504.33, 8504.40. Classification depends on processing stage, decaffeination, purity, or material form.

What mandatory commercial entry documents are required to import Other transformers, Having a power handling capacity exceeding 500 kVA?

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 8504.34 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 Other transformers, Having a power handling capacity exceeding 500 kVA?

Commercial shipments of Other transformers, Having a power handling capacity exceeding 500 kVA 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 8504.34?

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 8504.34 in Tunisia?

Commercial imports of Other transformers, Having a power handling capacity exceeding 500 kVA under HS 8504.34 into Tunisia are subject to 19% VAT (TVA), assessed on the entered customs value plus applicable duties.

What is the customs duty de minimis threshold in Tunisia?

The customs de minimis threshold for import shipments into Tunisia is TND threshold. Consignments under this value may qualify for duty-free or simplified entry under local regulations.

Which authority regulates customs entry and tariff classification in Tunisia?

Customs declarations, import duty assessments, and Douane Tunisienne Advance Ruling System for HS 8504.34 are administered by Douane Tunisienne.

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