7308.20.00
Towers and lattice masts
HTS code 7308.20.00 covers towers and lattice masts made of iron or steel. Use this code for classifying these structures and their components, noting that standard trade agreements may apply and duty is generally free, as detailed within Chapter 73.

Detailed information for HTS Code 7308.20.00
This tariff classification falls within Chapter 73, which covers articles of iron or steel. Specifically, code 7308.20.00 covers structures and parts of structures, like towers and lattice masts, made of iron or steel. This code further breaks down into more specific types, including tubular components (7308.20.00.30), wind turbine towers (7308.20.00.35), and other towers/masts (7308.20.00.90), so choose the suffix that most accurately describes the specific product being classified. Statistical reporting is done in kilograms.
| Chapter | Chapter 73 - Articles of iron or steel |
| Section | Section XV - Base Metals and Articles of Base Metal |
Duty snapshot
Quick reference for the duty outcomes tied to this HTS line.
Free
Standard trade partners (NTR)
N/A
Eligible FTA or preference programs
The general duty rate for HTS code 7308.20.00 and all its subdivisions (7308.20.00.30, 7308.20.00.35, and 7308.20.00.90) is Free, applying to imports from standard trade partners (NTR). Special rates are not specified, but eligibility for FTA or preference programs may offer reduced or zero duty rates. All imports under this HTS code must be reported in kilograms (kg). The absence of a specified special rate suggests that unless an FTA or preference program applies, the standard NTR rate prevails for all listed subdivisions.
Rate of Duty (Column 2): 45%
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Code subdivisions
7308.20.00.30
Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel: > Towers and lattice masts > Tubular, whether or not tapered, and sectional components thereof
7308.20.00.35
Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel: > Towers and lattice masts > Tubular wind turbine towers, whether or not tapered, and sectional components thereof
7308.20.00.90
Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel: > Towers and lattice masts > Other
Chapter & section notes
Chapter notes
Section notes
Latest update
Last updated
November 15, 2025
Revised every January & July
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