Harmonized Tariff Schedule of the United States · HTS code · HS 7306.61
7306.61.50: Of iron or nonalloy steel
Welded square and rectangular steel tubes
Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026
- 7306 Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel:
- Other, welded, of noncircular cross section:
- 7306.61 Of square or rectangular cross section:
- Having a wall thickness of less than 4 mm:
- 7306.61.50 Of iron or nonalloy steel
What you pay
Importing into USA
US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
- Applies to goods from
- China
- In force
- from 27 September 2024
- Legal act
- HTSUS 9903.91.01
Same subheading in other tariffs
7306.61 Of square or rectangular cross-section
UK 50% Third-country duty 3 tariff lines 
EU Free Third-country duty 3 tariff lines 
Türkiye Free Third-country duty 5 tariff lines 
Canada Free Third-country duty 4 tariff lines 
Mexico 35% Third-country duty 5 tariff lines 
Brazil 14% Third-country duty 1 tariff line 
Argentina 14% Third-country duty 11 tariff lines 
Peru Free Third-country duty 1 tariff line 
New Zealand 5% Third-country duty 38 tariff lines 
Japan Free Third-country duty 3 tariff lines 
Taiwan Free Third-country duty 7 tariff lines 
GCC 5% Third-country duty 2 tariff lines 
Switzerland Free Third-country duty 1 tariff line 
Norway Free Third-country duty 2 tariff lines 
North Macedonia 15% Third-country duty 3 tariff lines 
Nigeria 20% Third-country duty 1 tariff line USA lines: 7306.61
Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N360449 U.S. CBP
The tariff classification of welded tubes from Vietnam
- N356816 U.S. CBP
The tariff classification of steel automotive components from Canada
- N341638 U.S. CBP
The tariff classification of welded tubes from Spain, China, India, Thailand, Vietnam, or Turkey
- N311240 U.S. CBP
The tariff classification of square tubes from Pakistan or Taiwan
- N307926 U.S. CBP
The tariff classification, country of origin, and marking determination of square nonalloy steel tubes from Vietnam
- N306193 U.S. CBP
The tariff classification of ERW tubes from Canada
Legal notes
HTS code 7306.61.50 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 7306.61 (of square or rectangular cross-section).
The general duty is free, and quantities are declared in kg.
For the same subheading, the UK duty is 50%, the EU duty is free, the Türkiye duty is free, the Canada duty is free, the Mexico duty is 35%, the Brazil duty is 14%, the Argentina duty is 14%, the Peru duty is free, the New Zealand duty is 5%, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 15% and the Nigeria duty is 20%.
The United States imported goods of subheading 7306.61 worth US$839m in 2024; the largest supplier was Canada.
Questions and answers
What is the USA import duty for HTS code 7306.61.50?
The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is kg. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Where does the United States import these goods from?
For subheading 7306.61 as a whole, the largest supplier in 2024 was Canada (US$443m), followed by Mexico.