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HS Code 7229.20 : Of silico-manganese steel

The 6-digit Harmonized System (HS) code for of silico-manganese steel is 7229.20. Under the 2026 United States (USITC HTS), the representative MFN general duty rate is Free [USITC HTS Tariff Schedule 2026].

Chapter

Ch 72

Heading

7229

Subheading

7229.20

US MFN Duty

Free

MODULE 3: SIGNATURE A: HS DECODE VISUAL HIERARCHY

Chapter 72

Wire of other alloy steel

Heading 7229

7229

Wire of other alloy steel

Subheading .20

.20

Of silico-manganese steel

MODULE 4: SIGNATURE B: TARIFF MATRIX

Import Duty Rates by Destination

United States (USITC HTS 2026)

7229.20.00

Representative General Duty

Free

Verified July 2026 · USITC Source

MODULE 5: US IMPORT DUTY & FEE BREAKDOWN (LANDED COST STACK)

Base Customs Duty

Free

MFN Rate [USITC]

Merchandise Processing Fee (MPF)

0.3464%

Min $32.71 / Max $634.62 [19 CFR 24.23]

Harbor Maintenance Fee (HMF)

0.125%

Ocean Cargo [19 CFR 24.24]

Federal Import VAT / GST

0.00%

US Has NO Federal VAT

Notice: Duty rates and trade remedies change frequently (Section 301, Section 232, anti-dumping orders, de minimis thresholds). Duty calculations are estimates for informational purposes only. Always verify exact rates with U.S. Customs and Border Protection (CBP) or a licensed customs broker 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

0% Additional Duty (Exempt)

Section 232 Steel/Aluminum Status

25% Additional Duty (Proclamation 9704)

EU CBAM Carbon Alert

EU CBAM Covered Sector

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 Of silico-manganese steel

MODULE 11: Official CBP CROSS Binding Classification Rulings

No official CBP CROSS classification precedents indexed for subheading 722920 yet.

US National HTS Tariff Lines (7229.20)

HTS Code	Description	General Rate	Special (FTA) Rate	Column 2 Rate	Unit
7229.20.00	Of silico-manganese steel	Free	Free	33%	—
7229.20.00.10	Of silico-manganese steel, Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding, Plated or coated with copper	Free	Free	Rate on request	kg
7229.20.00.15	Of silico-manganese steel, Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding, Other	Free	Free	Rate on request	kg
7229.20.00.90	Of silico-manganese steel, Other	Free	Free	Rate on request	kg

US 10-Digit Statistical HTS Breakout (7229.20)

4 Declarable Lines · USITC 2026

⚠️ Section 301 (China) Additional Tariff Alert Heading 9903.91.01

If imported from China, merchandise under this HTS line carries an additional Section 301 tariff (see HTS heading 9903.91.01). Applicable Section 301 rates depend on country of origin — verify exact rate and exemptions at hts.usitc.gov.

10-Digit HTS Code	Statistical Description	General MFN Rate	FTA / Special Rate	Unit
7229.20.00	Wire of other alloy steel: Of silico-manganese steel	Free	Base MFN	—
7229.20.00.10	Wire of other alloy steel: Of silico-manganese steel Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding: Plated or coated with copper	Free	Base MFN	kg
7229.20.00.15	Wire of other alloy steel: Of silico-manganese steel Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding: Other	Free	Base MFN	kg
7229.20.00.90	Wire of other alloy steel: Of silico-manganese steel Other	Free	Base MFN	kg

MODULE 12: Candidate Subheadings & Related Codes

Related HS Code	Heading Category	Action
7229.10	Subheading under Heading 7229	HS 7229.10 undefined Duty & Entry Rules →
7229.90	Subheading under Heading 7229	HS 7229.90 undefined Duty & Entry Rules →

MODULE 13: Industry Classification & Crosswalk Mesh (NAICS & Schedule B)

U.S. Census NAICS Code

331222 : Steel Product Manufacturing from Purchased Steel

U.S. Census Schedule B (Exports)

7229.20.0000 : WIRE OF SILICO-MANGANESE STEEL

Official Primary Sources & Authority References

USITC HTS Chapter 72 Tariff Schedule (2026) ↗

Official U.S. 10-digit tariff lines and general duty rates for Of silico-manganese steel.

CBP CROSS Ruling Database (7229.20) ↗

Binding customs classification precedents for Heading 7229.

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

What is the 6-digit WCO tariff classification and United States (USITC HTS) general duty for Of silico-manganese steel?

Under WCO Harmonized System 2022 and United States (USITC HTS), Of silico-manganese steel is classified under HS 7229.20 (Heading 7229, Chapter 72). The representative US MFN general duty rate is Free.

How is HS 7229.20 distinguished within Heading 7229 (Wire of other alloy steel)?

Heading 7229 covers Wire of other alloy steel. Subheading 7229.20 specifically isolates Of silico-manganese steel. Importers must verify whether physical characteristics, processing state, or composition require alternative subheadings under Heading 7229.

What are the primary candidate subheadings related to HS 7229.20?

Related subheadings under Heading 7229 include 7229.90. Classification depends on processing stage, decaffeination, purity, or material form.

What mandatory commercial entry documents are required to import Of silico-manganese steel?

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 7229.20 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 Of silico-manganese steel?

Commercial shipments of Of silico-manganese steel 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 7229.20?

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.

Are Section 232 tariffs applicable to steel/aluminum imports under HS 7229.20?

Yes. Products in Chapter 72 are subject to Presidential Section 232 trade remedies (Proclamation 9704). Steel articles generally incur an additional 25% ad valorem duty unless covered by an official Commerce Department exclusion or tariff-rate quota (TRQ).

What U.S. Census NAICS industry code corresponds to HS 7229.20?

HS 7229.20 maps to NAICS code 331222 (Steel Product Manufacturing from Purchased Steel) under official U.S. Census Bureau trade concordance tables.

Does the United States assess federal VAT or GST on imports of HS 7229.20?

No. The United States does NOT charge a federal Value-Added Tax (VAT) or Goods and Services Tax (GST) on imports. Importers pay customs duty + MPF + HMF (if ocean freight).

How are Merchandise Processing Fee (MPF) and Harbor Maintenance Fee (HMF) calculated?

MPF is assessed at 0.3464% of entered value (min $32.71, max $634.62 per entry). HMF is assessed at 0.125% on ocean freight shipments entering US ports.

What is the Section 321 de minimis duty-free threshold for HS 7229.20?

Under Section 321 (19 U.S.C. 1321), eligible shipments valued at $800 USD or less imported by one person on one day enter duty-free and tax-free.

What U.S. Customs bond requirements apply to commercial entries under HS 7229.20?

Formal entries with customs value exceeding $2,500 USD require a continuous customs entry bond (CBP Form 301) to guarantee payment of duties, taxes, and fees.

What Importer Security Filing (ISF 10+2) rules apply to ocean imports of HS 7229.20?

Ocean container shipments bound for US ports require electronic ISF 10+2 submission via ACE at least 24 hours before loading at foreign ports.

How do USMCA preference rules apply to commercial imports under HS 7229.20?

Qualifying originating goods from Canada or Mexico meeting USMCA tariff-shift or Regional Value Content (RVC) rules enter duty-free under SPI code 'P'.

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