HS Code 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

73.09 Heading
Section XV — Base metals and articles of base metal

About HS Code 7309

Heading 7309 covers reservoirs, tanks, vats, and similar containers, of iron or steel, with a capacity exceeding 300 liters, designed for any material other than compressed or liquefied gas. These large-capacity vessels are crucial for industrial storage across various sectors, including petrochemicals, agriculture, food and beverage, water treatment, and manufacturing. The key parameters for this classification are the material (iron or steel), the capacity threshold (over 300 liters), and the exclusion of containers specifically for compressed or liquefied gas (which fall under 7311). These containers may or may not be lined or heat-insulated, depending on their intended use. Sub-categories often distinguish between vertical and horizontal tanks, single-wall or double-wall designs, and specific applications like crude oil storage, water reservoirs, or chemical vats. Accurate classification is paramount for trade compliance, as these items are often high-value, custom-engineered products subject to specific safety regulations, environmental standards, and import duties. Historically, the demand for such large storage solutions has grown in tandem with industrial expansion and the global supply chain for bulk commodities. As part of Chapter 73, this heading highlights the versatility of iron and steel in fabricating essential industrial equipment.

Products Under This Code

Industrial water storage tanks (over 300L), chemical storage vats (stainless steel), crude oil storage reservoirs, grain silos (steel, over 300L), wine fermentation tanks (steel), brewery fermenters, bulk liquid storage tanks, fuel storage tanks (diesel, gasoline), wastewater treatment tanks, elevated water tanks (steel), molasses storage tanks, bitumen storage tanks, acid storage tanks, fire suppression water tanks, food-grade stainless steel vats (large), pharmaceutical mixing tanks, industrial process tanks, pulp and paper industry tanks, oil refinery storage tanks, large-scale rainwater harvesting tanks, chemical reaction vessels (unpressurized), storage tanks for lubricants, industrial waste storage tanks, large septic tanks (steel).

Real World Examples

A Brazilian petrochemical company imports large stainless steel chemical storage tanks (5,000L capacity) from Germany for a new plant expansion, requiring specialized transport from Hamburg to Santos due to their size. In another instance, an American agricultural cooperative imports massive steel grain silos (500,000L capacity) from China for a new storage facility in the Midwest, arriving via bulk carrier from Shanghai to New Orleans. Furthermore, a South African municipal water utility procures modular steel water reservoirs (50,000L capacity each) from India to improve water supply infrastructure, with shipments typically traveling from Mumbai to Durban.

Common Misclassification

A common misclassification involves confusing these large storage containers (7309) with those designed for compressed or liquefied gas (7311). The key distinction is the intended content: 7309 is for liquids or solids, not gas under pressure. Another error is classifying smaller containers (under 300 liters) under this heading; these would fall under 7310. Additionally, specialized pressure vessels that are integral parts of complex machinery (e.g., reactors within a chemical plant classified under Section XVI) might be incorrectly placed here if their primary function isn't general storage but rather a specific industrial process.

Subheadings 1

7309.00 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

EU Regulatory Requirements

This product falls under the Carbon Border Adjustment Mechanism (CBAM). Importers to the EU must declare embedded carbon emissions and purchase CBAM certificates.

Related Codes

73.01 Iron or steel sheet piling, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel 73.02 Railway or tramway track constructions of iron or steel; rails, check and track rails, switch blades, crossing frogs, point rods, sleepers, fish-plates, chair wedges, sole plates, bedplates, ties and the like 73.03 Tubes, pipes and hollow profiles, of cast iron 73.04 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel 73.05 Iron or steel (excluding cast iron); tubes and pipes (e.g. welded, riveted or similarly closed), having circular cross-sections, external diameter of which exceeds 406.4mm, not seamless 73.06 Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73 73.07 Tube or pipe fittings (e.g. couplings, elbows, sleeves), of iron or steel 73.08 Structures of iron or steel and parts thereof; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures 73.10 Tanks, casks, drums, cans, boxes and similar containers, for any material (excluding compressed or liquefied gas), of iron or steel, capacity not exceeding 300l, whether or not lined or heat-insulated 73.11 Containers for compressed or liquefied gas, of iron or steel

Industry

This code belongs to the Automotive & Vehicles industry.

Trade Overview

China, Germany, the United States, India, and Italy are major players in the manufacturing and trade of large iron and steel storage containers. Demand is largely driven by industrial growth, energy infrastructure development, and agricultural needs globally. Tariffs can vary based on material (e.g., carbon steel vs. stainless steel) and manufacturing complexity. Trade agreements can facilitate imports, but specific national safety and environmental regulations for storage facilities often dictate technical requirements and certifications, adding layers of compliance for importers. Anti-dumping measures may also affect certain types of tanks from specific origins.

Frequently Asked Questions

What is HS code 7309?

HS code 7309 is a 4-digit heading in the Harmonized System that 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. Heading 7309 covers reservoirs, tanks, vats, and similar containers, of iron or steel, with a capacity exceeding 300 liters, designed for any material other than compressed or liquefied gas. These large-capacity vessels are crucial for industrial storage across various sectors, including petrochemicals, agriculture, food and beverage, water treatment, and manufacturing. The key parameters for this classification are the material (iron or steel), the capacity threshold (over 300 liters), and the exclusion of containers specifically for compressed or liquefied gas (which fall under 7311). These containers may or may not be lined or heat-insulated, depending on their intended use. Sub-categories often distinguish between vertical and horizontal tanks, single-wall or double-wall designs, and specific applications like crude oil storage, water reservoirs, or chemical vats. Accurate classification is paramount for trade compliance, as these items are often high-value, custom-engineered products subject to specific safety regulations, environmental standards, and import duties. Historically, the demand for such large storage solutions has grown in tandem with industrial expansion and the global supply chain for bulk commodities. As part of Chapter 73, this heading highlights the versatility of iron and steel in fabricating essential industrial equipment.

What products fall under HS code 7309?

Industrial water storage tanks (over 300L), chemical storage vats (stainless steel), crude oil storage reservoirs, grain silos (steel, over 300L), wine fermentation tanks (steel), brewery fermenters, bulk liquid storage tanks, fuel storage tanks (diesel, gasoline), wastewater treatment tanks, elevated water tanks (steel), molasses storage tanks, bitumen storage tanks, acid storage tanks, fire suppression water tanks, food-grade stainless steel vats (large), pharmaceutical mixing tanks, industrial process tanks, pulp and paper industry tanks, oil refinery storage tanks, large-scale rainwater harvesting tanks, chemical reaction vessels (unpressurized), storage tanks for lubricants, industrial waste storage tanks, large septic tanks (steel).

What are common misclassifications for HS code 7309?

A common misclassification involves confusing these large storage containers (7309) with those designed for compressed or liquefied gas (7311). The key distinction is the intended content: 7309 is for liquids or solids, not gas under pressure. Another error is classifying smaller containers (under 300 liters) under this heading; these would fall under 7310. Additionally, specialized pressure vessels that are integral parts of complex machinery (e.g., reactors within a chemical plant classified under Section XVI) might be incorrectly placed here if their primary function isn't general storage but rather a specific industrial process.

Which countries trade the most under HS code 7309?

China, Germany, the United States, India, and Italy are major players in the manufacturing and trade of large iron and steel storage containers. Demand is largely driven by industrial growth, energy infrastructure development, and agricultural needs globally. Tariffs can vary based on material (e.g., carbon steel vs. stainless steel) and manufacturing complexity. Trade agreements can facilitate imports, but specific national safety and environmental regulations for storage facilities often dictate technical requirements and certifications, adding layers of compliance for importers. Anti-dumping measures may also affect certain types of tanks from specific origins.

How is HS code 7309 structured?

HS code 7309 is a 4-digit heading under Chapter 73 of the Harmonized System. The first 2 digits (73) identify the chapter, and digits 3-4 (09) specify the heading. This code contains multiple 6-digit subheadings for precise product classification.