Base tariff columnsBase tariff columns
Column rates from the USITC HTS export. The column that applies depends on origin and trade-program eligibility.
| General (MFN) | Free |
|---|---|
| Special | — |
| Other (Column 2) | 5.5% |
| Units | kg |
Official source: USITC Harmonized Tariff Schedule. Duty at entry is determined by US Customs and Border Protection (CBP). AD/CVD and product-specific exclusions are not evaluated by default.
Chapter 99 overlaysChapter 99 overlays
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9903.91.01 other +25% activeEffective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
§ AD/CVD WATCHAD/CVD orders that may apply
These antidumping or countervailing duty orders mention this HTS in their Federal Register notices. The written scope of the order — not the HTS — is dispositive. Verify the actual scope at trade.gov before assuming an order applies to your shipment.
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A-588-857 AD Japan (JP) Continued 2026-01-16Welded Large Diameter Line Pipe From Japan: Continuation of Antidumping Duty Order
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A-122-863 AD Canada (CA) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-484-803 AD GR (GR) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-489-833 AD TR (TR) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-533-881 AD India (IN) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-570-077 AD China (CN) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-580-897 AD South Korea (KR) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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C-489-834 CVD TR (TR) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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C-533-882 CVD India (IN) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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C-570-078 CVD China (CN) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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C-580-898 CVD South Korea (KR) Continued 2025-05-14Large Diameter Welded Pipe From Canada, the People's Republic of China, Greece, India, the Republic of Korea, and the Republic of Türkiye: Continuation of Antidumping Duty and Countervailing Duty Orders
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A-489-822 AD TR (TR) Continued 2021-06-30Welded Line Pipe From the Republic of Korea and the Republic of Turkey: Continuation of Antidumping and Countervailing Duty Orders
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A-580-876 AD South Korea (KR) Continued 2021-06-30Welded Line Pipe From the Republic of Korea and the Republic of Turkey: Continuation of Antidumping and Countervailing Duty Orders
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C-489-823 CVD TR (TR) Continued 2021-06-30Welded Line Pipe From the Republic of Korea and the Republic of Turkey: Continuation of Antidumping and Countervailing Duty Orders
§ DUTY BREAKDOWNDuty breakdown
Duty ledger below is calculated on a $10,000 customs value. Fees, AD/CVD, and exclusions are not included here.
China (CN)
Total 25% · $2,500.00
| Duty breakdown | Rate | Amount | Source |
|---|---|---|---|
| Base dutyBase | 0% | $0.00 | HTS General rate |
| Chapter 99 otherChapter 99 | 25% | $2,500.00 | 9903.91.012024-09-27 |
§ ORIGIN COMPARISONAlternative origin comparison
This compares tariff-only outcomes for the same HTS across origin countries. Freight, AD/CVD rate amounts, exclusions, broker fees, and relocation cost are not included — but active AD/CVD order counts per country are flagged below.
China → Vietnam
$2,500.00 tariff-only saving
| Origin | Total rate | Duty @ $10,000 | Delta vs baseline | AD/CVD orders |
|---|---|---|---|---|
| China (CN) | 25% | $2,500.00 | — | 2 |
| Vietnam (VN) | 0% | $0.00 | -$2,500.00 | — |
| Mexico (MX) | 0% | $0.00 | -$2,500.00 | — |
| India (IN) | 0% | $0.00 | -$2,500.00 | 2 |
| South Korea (KR) | 0% | $0.00 | -$2,500.00 | 3 |
Sample duty by originSample duty by origin
Illustrative calculation at USD 10,000 customs value, standard (non-preferential) claim. Chapter 99 additional duties applied where status is active.
| Origin | Base rate | Chapter 99 | Total rate | Duty (USD) |
|---|---|---|---|---|
| China (CN) | 0% | 25% | 25% | $2,500.00 |
| Vietnam (VN) | 0% | 0% | 0% | $0.00 |
| Mexico (MX) | 0% | 0% | 0% | $0.00 |
| India (IN) | 0% | 0% | 0% | $0.00 |
| South Korea (KR) | 0% | 0% | 0% | $0.00 |
§ RELATED ENTRIESRelated HS codes in the same chapter
Adjacent lines under the same HTS chapter. Pick the most specific match for your product.
- 7301Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel:
- 7301.10.00.00Sheet piling
- 7301.20Angles, shapes and sections:
- 7301.20.10.00Of iron or nonalloy steel
- 7301.20.50.00Of alloy steel
- 7302Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails:
- 7302.10Rails:
- 7302.10.10Of iron or nonalloy steel
- 7302.10.10.10Standard tee rails over 30 kg per meter
- 7302.10.10.15Over 30 kg per meter
§ RECENT CHANGESRecent Federal Register actions on Chapter 73
Last 3 Federal Register notices that referenced an HTS code under Chapter 73. See the Changes timeline for the full list.