Limestone Concrete Riprap
Large crushed limestone boulders, 6-18 inches, used for erosion control in concrete structures and waterways. The boulders are crushed and screened, and the product is broken stone for concrete aggregates or ballast. Classified under 2517.10.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
PGA flags (1)Show detailsHide detailsCFIAAll ProgramsMay be required
- CFIA
All Programs · May be required · on some HTS numbers under this code
May require CFIA All Programs depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Within Range 2516110000–2517100010; Equal To 2517100090. Logic: MATCH IF (Valid HS Code).
CBSA Single Window matching criteria, unknown
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the riprap is not specifically for concrete aggregates
Broken stone for erosion control may fall under 2517.49 as other broken stone.
If the riprap is shaped as setts, curbstones, or flagstones
Chapter Note 2(f) excludes such products, which would be classified in Chapter 68.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the riprap is not used as setts, curbstones, or flagstones, which are excluded by Chapter Note 2(f)
• Declare it as broken stone for concrete aggregates or ballast
• Be aware that large boulders may be subject to different size specifications, but classification remains under 2517.10.00
Related Products under Tariff item 2517.10.00
1 Inch Clean Concrete Wash Gravel
Washed 1 inch gravel free of fines, used in concrete washout pits and drainage applications. Prevents clogging in precast concrete production and classifies under tariff item 2517.10.00 as clean concrete aggregate gravel.
3/4 Inch Crushed Limestone Gravel
Angular crushed limestone gravel sized 3/4 inch, ideal for road base and concrete mixing. Provides excellent compaction for driveways and parking lots, and is classified under tariff item 2517.10.00 for gravel used in concrete aggregates.
ASTM C33 #67 Coarse Concrete Gravel
Precisely graded 1/2 x 3/8 inch gravel meeting ASTM C33 Size #67 for concrete coarse aggregate. Essential for high-strength structural concrete production and classifies under tariff item 2517.10.00 as pebbles or gravel commonly used for concrete.
Basalt Concrete Aggregate
Crushed basalt stone aggregate with excellent compressive strength, sized for ready-mix concrete production. Its primary use as a concrete aggregate and road base material places it under tariff item 2517.10.00, which covers broken or crushed stone of a kind commonly used for these purposes.
Basalt Pebbles 1-2 Inch Railway Ballast
Basalt pebbles, sized 1 to 2 inches, are used as railway ballast to provide track stability and drainage. They are sourced from crushed basalt of heading 2514 but have been processed into pebbles for aggregate use, fitting the scope of tariff item 2517.10.00. The product is not heat-treated and is presented in bulk for rail construction.
Calcined Flint Powder Road Dusting
Calcined flint powder, produced by heat-treating flint and then grinding, is used for road surface dusting and stabilization. The heat treatment does not alter the mineral structure beyond what is allowed for heading 2517, and the product serves as a powder for road metalling. It falls under tariff item 2517.10.00, which includes flint and heat-treated stone products.