Harmonized Tariff Schedule of the United States · HTS code · HS 7309.00
7309.00.00: Reservoirs, tanks, vats and similar containers for any material (other than compressed or liquefied gas), of iron or steel, of a capacity exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment
Large tanks and vats (over 300 l)
Not declarable on its own: use one of its 2 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026
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 4
- Additional dutySection 232 — Steel, aluminium, copper and derivatives 50%
- Applies to goods from
- all countries except United Kingdom, Russia
- In force
- from 6 April 2026
- Legal act
- HTSUS 9903.82.02
- Additional dutySection 232 — Steel, aluminium, copper and derivatives 25%
- Applies to goods from
- United Kingdom
- In force
- from 6 April 2026
- Legal act
- HTSUS 9903.82.04
- Additional dutySection 232 — Steel, aluminium, copper and derivatives 50%
- Applies to goods from
- Russia
- In force
- from 6 April 2026
- Legal act
- HTSUS 9903.82.14
- 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 24 September 2018
- Legal act
- HTSUS 9903.88.03
Subdivisions
- 7309.00.00 Reservoirs, tanks, vats and similar containers for any material (other than compressed or liquefied gas), of iron or steel, of a capacity exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment Free
- 7309.00.00.30 Tanks No., kg
- 7309.00.00.90 Other No., kg
Same subheading in other tariffs
UK Free Third-country duty 5 tariff lines 
EU 2.2% Third-country duty 5 tariff lines 
Türkiye 2.2% Third-country duty 9 tariff lines 
Canada Free Third-country duty 2 tariff lines 
Mexico Free Third-country duty 2 tariff lines 
Brazil 7.2% – 20% Third-country duty 3 tariff lines · average 15.7% 
Argentina Free – 12.6% Third-country duty 3 tariff lines · average 8.4% 
Peru Free Third-country duty 1 tariff line 
New Zealand 5% Third-country duty 1 tariff line 
Japan 3.3% Third-country duty 1 tariff line 
Taiwan 10% Third-country duty 1 tariff line 
GCC 5% Third-country duty 11 tariff lines 
Switzerland Free Third-country duty 1 tariff line 
Norway Free Third-country duty 1 tariff line 
North Macedonia 10% Third-country duty 5 tariff lines 
Nigeria 10% Third-country duty 2 tariff lines 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.
- N363422 U.S. CBP
The tariff classification of an energy storage cabinet kit from Thailand
- H351314 U.S. CBP
Affirmation of NY N333141; Tariff classification of steel transfer tanks from Mexico
- N356914 U.S. CBP
The tariff classification of metal containers from China
- H349196 U.S. CBP
Application for Further Review of Protest No. 4601-23-135213; Classification of Wire Containers
- N350924 U.S. CBP
The tariff classification of a metal container from Canada.
- H329722 U.S. CBP
Application for Further Review of Protest No. 5301-22-108091; Classification of Battery Energy Storage System Containers
- N333141 U.S. CBP
The tariff classification of steel transfer tanks from Mexico
- N317967 U.S. CBP
The tariff classification of a steel battery housing container from China
Legal notes
In the Harmonized Tariff Schedule of the United States, 7309.00.00 is one of 1 line under subheading 7309.00, reservoirs, tanks, vats and similar containers for any material.
The general duty is free.
2 statistical sub-lines below it are used in the declaration.
For the same subheading, the UK duty is free, the EU duty is 2.2%, the Türkiye duty is 2.2%, the Canada duty is free, the Mexico duty is free, the Brazil duty is 7.2%–20%, the Argentina duty is 0%–12.6%, the Peru duty is free, the New Zealand duty is 5%, the Japan duty is 3.3%, the Taiwan duty is 10%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 10% and the Nigeria duty is 10%.
The United States imported goods of subheading 7309.00 worth US$596m in 2024; the largest supplier was Canada.
Questions and answers
What is the USA import duty for HTS code 7309.00.00?
The general duty in the Harmonized Tariff Schedule of the United States is free. 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 7309.00 as a whole, the largest supplier in 2024 was Canada (US$182m), followed by Mexico.