7325.10.00.20—Catch basins, grates and frames
General
Free
Units
kg
Column 2
10%
Special
—
Plain-English explanation
HTS 7325.10.00.20 is the U.S. Harmonized Tariff Schedule classification for Catch basins, grates and frames. It's a 10-digit statistical line in Chapter 73: Articles of iron or steel, Section XV: Base Metals and Articles of Base Metal, used by U.S. Customs and Border Protection to determine the duty rate at entry. 1 Chapter 99 tariff modification currently stacks on top of the base rate, and 2 active AD/CVD orders flag this code.
New to HTS codes? Read our guide on how HTS classification works →
Tariff modifications(1)
Chapter 99 overlays that stack on the base rate
| Code | Authority | Rate |
|---|---|---|
| 9903.82.02 | section_232 | 50% |
Potentially applicable AD/CVD orders(2)
Active orders that may apply to imports under this HTS code. HTS coverage is advisory — actual scope depends on each order's product description. Run the AD/CVD lookup → to check whether your specific shipment is in scope.
Frequently asked questions
What is HTS code 7325.10.00.20?
HTS 7325.10.00.20 is the U.S. Harmonized Tariff Schedule classification for Catch basins, grates and frames. It belongs to Chapter 73 of the HTSUS.
What is the general duty rate for HTS 7325.10.00.20?
The general (Column 1) duty rate for HTS 7325.10.00.20 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
What is the Column 2 (statutory) rate for HTS 7325.10.00.20?
The Column 2 rate for HTS 7325.10.00.20 is 10%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
Are there Section 301 or Section 232 tariffs on HTS 7325.10.00.20?
Yes — HTS 7325.10.00.20 is covered by section_232 provision 9903.82.02 (50%). Open the code page for the full overlay stack with effective dates and country scopes.
Does HTS 7325.10.00.20 have any antidumping or countervailing duty (AD/CVD) orders?
Yes — 2 AD/CVD orders flag this code: A-122-503 (AD, Canada), C-351-504 (CVD, Brazil). Open the code page for deposit rates, scope determinations, and the linked case lookups.
Relevant notes(2)
Section and chapter notes that govern this code
Classification of Composite Articles
Throughout this schedule, the expression 'base metals' means: iron and steel, copper, nickel, aluminum, lead, zinc, tin, tungsten (wolfram), molybdenum, tantalum, magnesium, cobalt, bismuth, cadmium, titanium, zirconium, antimony, manganese, beryllium, chromium, germanium, vanadium, gallium, hafnium, indium, niobium (columbium), rhenium, and thallium.
Scope of Chapter 73
In this chapter, the expression 'cast iron' applies to products obtained by casting in which iron predominates by weight over each of the other elements and which do not comply with the chemical composition of steel as defined in note 1(d) to chapter 72.
Learn more
Tandom guides relevant to this code
Trade compliance APIs in broker workflows
Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
Open resource
Wire the Tandom Duty Calculator API into a TMS or broker software
Drop the Tandom Duty Calculator API into a TMS, broker software, or in-house ERP. Code samples, the response shape, and ACE reporting order, in 2026.
Open resource
Section 232 steel, aluminum, and copper duties in 2026
What changed April 6, 2026, what stayed the same, and how to file a steel, aluminum, or copper line in ACE without leaving duty exposure on the table.
Open resource
How Chapter 99 tariff layers stack on a single entry
How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
Open resource
How to calculate US import duties
A working guide to the inputs, the layers, and the math behind a US entry summary in 2026. Written for brokers, forwarders, and importer compliance teams.
Open resource
Section 301 China tariff exclusions in 2026
What the 178 active Section 301 exclusions cover, how to claim 9903.88.69 on an entry, and what changes when the November 10, 2026 deadline passes.
Open resource