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Home / Section XV / HS 73.09

HS 73.09

Heading

Reservoirs, tanks, vats and similar containers; for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulated

HS Code 73.09 classifies "Reservoirs, tanks, vats and similar containers, for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulated" under Section XV (Base Metals and Articles of Base Metal). This heading-level code is used internationally for customs classification, tariff determination, and trade statistics.

Classification Details

HS Code73.09
DescriptionReservoirs, tanks, vats and similar containers; for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulated
LevelHeading (4-digit)
SectionXV — Base Metals and Articles of Base Metal
Chapter73

🇺🇸 US Import Duty

Average Duty Rate3%
Duty Range0-8.6%
NotesArticles of iron or steel
Free Trade AgreementsMost FTAs: 0%

Rates are approximate and based on MFN (Most Favored Nation) tariffs. Actual rates may vary by specific product classification. Always verify with USITC for official rates.

Classification Guide

When classifying goods under HS 73.09, ensure the product matches the specific description. This is a heading-level code. For customs declaration, you may need the more specific 6-digit subheading. Check with your national customs authority for additional digits required.

Trade Context

Section XV covers base metals including iron, steel, aluminum, and copper.

Regulatory Note

Steel and aluminum tariffs are among the most politically significant trade measures. Anti-dumping and countervailing duties are frequently applied.

🇺🇸 US Import Document Checklist

Documents required when importing products under HS 73.09 into the United States.

Required for All Imports

☑Commercial InvoiceCBP
Detailed invoice from the seller showing product description, quantity, unit price, total value, and terms of sale (Incoterms).
☑Packing ListCBP
Itemized list of contents in each package, including weights, dimensions, and marks/numbers matching the shipping containers.
☑Bill of Lading (B/L) or Airway BillCarrier
Transport document issued by the carrier confirming receipt of goods for shipment. Acts as a contract of carriage and receipt.
☑CBP Entry Summary (Form 7501)CBP
The formal customs declaration filed with US Customs and Border Protection for all commercial imports.
☑Importer Security Filing (ISF/10+2)CBP
Must be filed at least 24 hours before ocean cargo is loaded. Required for all ocean shipments to the US.
☑Customs BondCBP
A financial guarantee ensuring payment of duties, taxes, and fees. Required for commercial shipments over $2,500.

Product-Specific Requirements

⚠️Section 232 Steel LicenseRequired

Required for articles of iron or steel. Monitor via the Steel Import Monitoring System.

Agency: Commerce

FTA Certificate of Origin (for preferential rates)

🤝USMCA Certificate of Origin — self-certification by importer, exporter, or producer. No prescribed format.
🤝Korea-US FTA Certificate of Origin — can be issued by importer, exporter, or producer.

This checklist is for general guidance only. Actual requirements may vary based on specific product, country of origin, and current regulations. Always consult with a licensed customs broker or the relevant agency for official requirements.

Sub-Classifications

7309.00Reservoirs, tanks, vats and similar containers; for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulatedSubheading

Related HS Codes

73.01Iron or steel sheet piling, whether or not drilled, punched 7301.10Iron or steel; sheet piling, whether or not drilled, punched7301.20Iron or steel; angles, shapes and sections, welded73.02Railway or tramway track constructions of iron or steel; rai7302.10Iron or steel, railway or tramway track construction materia7302.30Iron or steel, railway or tramway track construction materia7302.40Iron or steel, railway or tramway track construction materia7302.90Iron or steel, railway or tramway track construction materia

Related Data Resources

ShipCalcWize - Shipping cost calculator →CalcPeek - Unit converters →

Frequently Asked Questions

What is HS Code 73.09?
HS Code 73.09 classifies "Reservoirs, tanks, vats and similar containers, for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulated" under Section XV (Base Metals and Articles of Base Metal). This heading-level code is used internationally for customs classification, tariff determination, and trade statistics.
What products fall under HS 73.09?
HS Code 73.09 covers: Reservoirs, tanks, vats and similar containers, for any material (excluding compressed or liquefied gas), of iron or steel, capacity exceeding 300l, whether or not lined or heat insulated. This is a broad category that includes more specific subcategories. Browse the child codes below for detailed product classifications.
How do I use HS Code 73.09 for customs?
When classifying goods under HS 73.09, ensure the product matches the specific description. This is a heading-level code. For customs declaration, you may need the more specific 6-digit subheading. Check with your national customs authority for additional digits required.
What are the trade regulations for Base Metals and Articles of Base Metal?
Steel and aluminum tariffs are among the most politically significant trade measures. Anti-dumping and countervailing duties are frequently applied.
Is HS 73.09 the same in every country?
The first 6 digits of HS codes are standardized worldwide by the World Customs Organization (WCO). However, most countries add additional digits (8-10 total) for their national tariff schedules. Always verify the full code with your destination country's customs authority.
What is the US import duty for HS 73.09?
The average US import duty for products under HS 73.09 is approximately 3% (range: 0-8.6%). Most FTAs: 0% Note: actual rates depend on the specific product classification and country of origin. Verify with USITC for official rates.
Can I get a lower tariff rate under a Free Trade Agreement?
Most FTAs: 0%. The US has FTAs with 20 countries including Canada, Mexico (USMCA), South Korea (KORUS), Australia, and others. To qualify for preferential rates, goods must meet rules of origin requirements and have proper documentation (e.g., Certificate of Origin).

Data verified March 2026 · Source: UN Comtrade & USITC

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