Thick Porphyry Monumental Block
Thick porphyry monumental blocks are large stone pieces sawn into rectangular slabs thicker than 7.5 cm, intended for custom monumental sculptures or memorials. They are roughly trimmed or merely cut by sawing, with no further processing, which places them under tariff item 2516.90.00 for other monumental or building stone.
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 |
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 porphyry is in crude or roughly trimmed form, not sawn
Heading 2516 covers granite, porphyry, basalt, sandstone and other monumental or building stone; 2516.11.00 is the specific subheading for crude or roughly trimmed porphyry.
If the porphyry is merely cut into blocks or slabs
This subheading covers porphyry merely cut by sawing or otherwise into blocks or slabs of a rectangular shape.
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
• Ensure the blocks are only roughly trimmed or sawn; any additional processing like polishing may change the tariff classification
• Provide a detailed description and dimensions to the CBSA officer to support the classification
• Verify the country of origin, as preferential duty rates may apply under free trade agreements
Related Products under Tariff item 2516.90.00
Basalt Exterior Wall Slab
Basalt exterior wall slabs are heavy basalt slabs over 7.5 cm thick, cut rectangular for cladding exterior walls of commercial buildings. They are merely cut by sawing, without further processing. This tariff item covers other monumental or building stone not specifically named elsewhere in the chapter.
Bluestone Slabs
Bluestone slabs are a type of sandstone that has been merely cut by sawing into rectangular shapes for use in patios and building steps. They are considered monumental or building stone in the crude state, not subjected to processing beyond cutting. This tariff item covers such stone that is not specifically named elsewhere in the chapter.
Gneiss Cladding Slab
Gneiss cladding slabs are metamorphic stone slabs thicker than 7.5 cm, rectangular sawn for exterior cladding in public monuments. They are in a crude state, merely cut by sawing, and not subjected to further processing. This tariff item covers other monumental or building stone not specifically named elsewhere in the chapter.
Greenstone Building Blocks
Greenstone building blocks are metamorphic greenstone blocks sawn rectangular for eco-architecture and memorials. The stone contains chlorite, giving it a green hue and durability, and is merely cut by sawing, classifying under tariff item 2516.90.00 as other monumental or building stone.
Heavy Sandstone Building Slab
Heavy sandstone building slabs are rectangular sandstone slabs over 7.5 cm thick, roughly sawn for use in constructing exterior walls or facades in monumental architecture. They are merely cut by sawing, without further processing. This tariff item covers other monumental or building stone not specifically named elsewhere in the chapter.
Indiana Limestone Building Blocks
Indiana limestone building blocks are roughly trimmed blocks cut into rectangular shapes by sawing, used primarily for constructing building facades and walls. They are a form of monumental or building stone that has not been processed beyond cutting. This tariff item covers limestone that is not specifically named elsewhere in the chapter.