Chapter 73 covers articles of iron or steel, but excludes steel materials themselves (Chapter 72) and mechanical and electrical equipment (Chapters 84-85). This chapter includes further processed products such as pipes, profiles, and plates, such as structural components, containers, cable products, etc., widely used in construction, engineering, and household applications. Heading 7308 covers iron or steel structures and parts thereof, such as bridges, towers, scaffolding, formwork, door and window frames, etc., whether or not drilled, bent, welded, etc., but not assembled into specific machines or equipment. The core characteristic is use as structural support or enclosure. First 2 digits 73 = chapter of iron or steel articles; digits 3-4 08 = heading for iron or steel structures and parts thereof; digits 5-6 40 = subheading for scaffolding, formwork, pit-propping, and similar specialized structures. This subheading is further subdivided into scaffolding, formwork, pit-propping, etc., with 730840 specifically referring to scaffolding and similar support structures used in building construction. The goods are steel scaffolding, which are steel structural components used for building support, meeting the definition of 7308 'iron or steel structures and parts thereof,' and 730840 explicitly lists 'scaffolding, formwork, pit-propping,' so it is classified under this code, rather than other subheadings of 7308 (such as bridges, towers) or other iron or steel articles of 7326.
Chapter
Chapter 73 covers articles of iron or steel, but excludes steel materials themselves (Chapter 72) and mechanical and electrical equipment (Chapters 84-85). This chapter includes further processed products such as pipes, profiles, and plates, such as structural components, containers, cable products, etc., widely used in construction, engineering, and household applications.
Heading
Heading 7308 covers iron or steel structures and parts thereof, such as bridges, towers, scaffolding, formwork, door and window frames, etc., whether or not drilled, bent, welded, etc., but not assembled into specific machines or equipment. The core characteristic is use as structural support or enclosure.
Digit Breakdown
First 2 digits 73 = chapter of iron or steel articles; digits 3-4 08 = heading for iron or steel structures and parts thereof; digits 5-6 40 = subheading for scaffolding, formwork, pit-propping, and similar specialized structures. This subheading is further subdivided into scaffolding, formwork, pit-propping, etc., with 730840 specifically referring to scaffolding and similar support structures used in building construction.
Classification Basis
The goods are steel scaffolding, which are steel structural components used for building support, meeting the definition of 7308 'iron or steel structures and parts thereof,' and 730840 explicitly lists 'scaffolding, formwork, pit-propping,' so it is classified under this code, rather than other subheadings of 7308 (such as bridges, towers) or other iron or steel articles of 7326.
📝 Declaration Elements
Product Name: The specific name of the declared commodity, such as 'steel scaffolding,' which must be consistent with the actual goods. Material: Indicate the type of steel, such as carbon steel or alloy steel, and specify the grade. Specifications and Model: Fill in dimensions, pipe diameter, wall thickness, length, and other parameters that reflect structural characteristics. Processing Method: Explain whether it has been welded, bent, drilled, etc., and surface treatment. Use: Clearly state that it is used for scaffolding support in building construction, not other structural uses. Brand: If there is a brand, declare the brand name; if no brand, fill in 'None'. GTIN: If the commodity has a Global Trade Item Number, declare it; if not, fill in 'None'. Product Name: Steel scaffolding; Material: Carbon steel Q235; Specifications: Φ48mm×3.5mm×6000mm; Processing Method: Welded, hot-dip galvanized; Use: Scaffolding support for building construction; Brand: None; GTIN: None. Declaring scaffolding accessories (such as couplers) separately, which should be classified under 7308.40 or 7318, requiring distinction between main components and accessories. Ignoring the material grade, leading to misclassification under 7326 other iron or steel articles, affecting tariffs. Not indicating the processing method, which may be treated as semi-finished products and classified under other headings.
Product Name
The specific name of the declared commodity, such as 'steel scaffolding,' which must be consistent with the actual goods.
⚠️ Misreporting as 'steel structural components' or 'scaffolding accessories,' leading to classification disputes.
Material
Indicate the type of steel, such as carbon steel or alloy steel, and specify the grade.
⚠️ Writing only 'steel' without distinguishing the specific material, affecting classification and document review.
Specifications and Model
Fill in dimensions, pipe diameter, wall thickness, length, and other parameters that reflect structural characteristics.
⚠️ Omitting key dimensions, making it impossible to determine whether it is specifically for scaffolding.
Processing Method
Explain whether it has been welded, bent, drilled, etc., and surface treatment.
⚠️ Not indicating welding or galvanizing, which may lead to misclassification under other headings.
Use
Clearly state that it is used for scaffolding support in building construction, not other structural uses.
⚠️ Writing vaguely 'for construction' without emphasizing the scaffolding function.
Brand
If there is a brand, declare the brand name; if no brand, fill in 'None'.
⚠️ Ignoring brand declaration, leading to customs intellectual property protection issues.
GTIN
If the commodity has a Global Trade Item Number, declare it; if not, fill in 'None'.
⚠️ Incorrectly filling in other codes or leaving blank, affecting data comparison.
Example： Product Name: Steel scaffolding; Material: Carbon steel Q235; Specifications: Φ48mm×3.5mm×6000mm; Processing Method: Welded, hot-dip galvanized; Use: Scaffolding support for building construction; Brand: None; GTIN: None.
Common Mistakes：
Declaring scaffolding accessories (such as couplers) separately, which should be classified under 7308.40 or 7318, requiring distinction between main components and accessories.
Ignoring the material grade, leading to misclassification under 7326 other iron or steel articles, affecting tariffs.
Not indicating the processing method, which may be treated as semi-finished products and classified under other headings.
🎯 Classification Logic
Classification basis: The goods are steel scaffolding, which are structural components, meeting the notes to Chapter 73 of the Tariff and the terms of subheading 7308. Core determining factors: 1) Material is iron or steel; 2) Function is building construction support; 3) Not assembled into complete equipment; 4) Meets the description of 'scaffolding, formwork, pit-propping.' 7308.90 Other iron or steel structures: 7308.90 covers other structures not elsewhere specified, such as bridges and towers; scaffolding has a dedicated subheading 7308.40 and should be classified there first. 7326.90 Other articles of iron or steel: 7326.90 is for iron or steel articles not elsewhere specified; scaffolding, as a specialized structural component, should be classified under 7308.40. 7307.99 Other iron or steel pipe fittings: 7307.99 is for pipe fittings and connectors; if scaffolding pipes are used as structural components, they should be classified under 7308.40; if only pipe fittings, then under 7307. 7302.10 Iron or steel railway track beams: 7302.10 is steel for railway tracks; scaffolding is not for track use, so it is not classified there. Is it made of iron or steel? Is it used for building construction support? Has it been processed by welding, bending, etc.? Is it a specialized structural component for scaffolding? Is it not assembled into a complete machine?
Basis
Classification basis: The goods are steel scaffolding, which are structural components, meeting the notes to Chapter 73 of the Tariff and the terms of subheading 7308. Core determining factors: 1) Material is iron or steel; 2) Function is building construction support; 3) Not assembled into complete equipment; 4) Meets the description of 'scaffolding, formwork, pit-propping.'
Confused Codes：
7308.90 - Other iron or steel structures
7308.90 covers other structures not elsewhere specified, such as bridges and towers; scaffolding has a dedicated subheading 7308.40 and should be classified there first.
7326.90 - Other articles of iron or steel
7326.90 is for iron or steel articles not elsewhere specified; scaffolding, as a specialized structural component, should be classified under 7308.40.
7307.99 - Other iron or steel pipe fittings
7307.99 is for pipe fittings and connectors; if scaffolding pipes are used as structural components, they should be classified under 7308.40; if only pipe fittings, then under 7307.
7302.10 - Iron or steel railway track beams
7302.10 is steel for railway tracks; scaffolding is not for track use, so it is not classified there.
Self-Check：
✓ Is it made of iron or steel?
✓ Is it used for building construction support?
✓ Has it been processed by welding, bending, etc.?
✓ Is it a specialized structural component for scaffolding?
✓ Is it not assembled into a complete machine?
❓ FAQ
How to check the import tariff rate for 730840? You can check through the General Administration of Customs website or the 'Single Window' by entering HS code 730840, selecting the country of origin and trade mode, and the system will display the MFN rate, interim rate, etc. Note that rates may be adjusted, subject to the latest announcement. Which code should scaffolding accessories such as couplers be classified under? If couplers are made of iron or steel, they are usually classified under 7308.40 (as scaffolding parts) or 7318 (screws, bolts). It depends on the function: if specifically for scaffolding connections, 7308.40 is recommended; if general fasteners, then 7318. How to distinguish between 730840 and 730890? 730840 specifically refers to scaffolding, formwork, and pit-propping; 730890 is for other iron or steel structures not elsewhere specified. If the goods are clearly scaffolding, they should be classified under 730840 first to avoid misclassification under 730890. How to fill in the material when declaring? You should indicate the specific type of steel, such as 'carbon steel Q235,' 'alloy steel,' etc., not just 'steel.' Material affects classification and document review, so it must be accurate. If scaffolding is made of aluminum alloy, which code should it be classified under? Aluminum alloy scaffolding should be classified under Chapter 76 (aluminum and articles thereof), specifically 7610.90 (other aluminum structures). Note that different materials fall under different chapters. What certifications are required for exporting scaffolding to the EU? The EU has EN 12810/12811 standards for scaffolding, requiring CE certification. When declaring, a declaration of conformity must be provided, and the HS code must be consistent with the EU TARIC. What are the consequences of omitting brand declaration during customs declaration? It may affect customs intellectual property protection; if infringement is involved, the goods may be detained. It is recommended to declare the brand truthfully, and fill in 'None' if there is no brand. What are the regulatory conditions for 730840? Regulatory conditions vary by country. China's exports usually have no special regulation, while imports may involve automatic import licenses, etc. Specifically, check the 'Customs Import and Export Tariff' and the latest announcements.
Q: How to check the import tariff rate for 730840?
A: You can check through the General Administration of Customs website or the 'Single Window' by entering HS code 730840, selecting the country of origin and trade mode, and the system will display the MFN rate, interim rate, etc. Note that rates may be adjusted, subject to the latest announcement.
Q: Which code should scaffolding accessories such as couplers be classified under?
A: If couplers are made of iron or steel, they are usually classified under 7308.40 (as scaffolding parts) or 7318 (screws, bolts). It depends on the function: if specifically for scaffolding connections, 7308.40 is recommended; if general fasteners, then 7318.
Q: How to distinguish between 730840 and 730890?
A: 730840 specifically refers to scaffolding, formwork, and pit-propping; 730890 is for other iron or steel structures not elsewhere specified. If the goods are clearly scaffolding, they should be classified under 730840 first to avoid misclassification under 730890.
Q: How to fill in the material when declaring?
A: You should indicate the specific type of steel, such as 'carbon steel Q235,' 'alloy steel,' etc., not just 'steel.' Material affects classification and document review, so it must be accurate.
Q: If scaffolding is made of aluminum alloy, which code should it be classified under?
A: Aluminum alloy scaffolding should be classified under Chapter 76 (aluminum and articles thereof), specifically 7610.90 (other aluminum structures). Note that different materials fall under different chapters.
Q: What certifications are required for exporting scaffolding to the EU?
A: The EU has EN 12810/12811 standards for scaffolding, requiring CE certification. When declaring, a declaration of conformity must be provided, and the HS code must be consistent with the EU TARIC.
Q: What are the consequences of omitting brand declaration during customs declaration?
A: It may affect customs intellectual property protection; if infringement is involved, the goods may be detained. It is recommended to declare the brand truthfully, and fill in 'None' if there is no brand.
Q: What are the regulatory conditions for 730840?
A: Regulatory conditions vary by country. China's exports usually have no special regulation, while imports may involve automatic import licenses, etc. Specifically, check the 'Customs Import and Export Tariff' and the latest announcements.
⚠️ Disclaimer: HS code classification, declaration elements, tariff rates and regulatory conditions on this page are for reference only and do not constitute legal advice on customs classification. Tariff rates and regulations are subject to change; the latest announcements from the General Administration of Customs and on-site determinations shall prevail. Please consult professional customs brokers or customs authorities before import/export.