IIR Latex Paste
Isobutylene-isoprene rubber (IIR/butyl) latex paste, a synthetic rubber in a liquid primary form used for tire inner liners. It meets the primary forms definition and the vulcanization/recovery criteria of Note 4.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the IIR is in solid form (bales, sheets, etc.).
Solid forms of butyl rubber are classified under a specific subheading.
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 paste is not compounded with vulcanizing agents or fillers
• Keep a specification sheet showing the rubber's composition and primary form
• Declare as 'synthetic rubber, isobutylene-isoprene, in latex paste'
Related Products under Tariff item 4002.99.00
ACM Rubber Lump
Acrylic rubber (ACM) in lump form, a synthetic rubber used primarily for oil-resistant seals and gaskets. It meets the definition of synthetic rubber under Chapter 40 Note 4 and is presented in a primary form (lump) as per Note 3, without added vulcanizing agents or fillers.
AU Polyurethane Rubber Bale
Polyurethane rubber (AU) in bale form, a synthetic rubber that passes the vulcanization and recovery tests in Chapter 40 Note 4. It is presented as a primary form (bale) and is uncompounded, making it classifiable under this tariff item.
Butyl Rubber Powder
Butyl rubber in powder form, a synthetic rubber derived from isobutylene and isoprene, used in adhesives and sealants. It meets the primary forms definition (powder) and the vulcanization/recovery criteria of Note 4, without compounding additives.
CR Rubber Crumbs
Chloroprene rubber (neoprene) in crumb form, a synthetic rubber used for gaskets and seals. It is in a primary bulk form (crumbs) and uncompounded, meeting the requirements of Note 3 and Note 4.
CSM Rubber Granules
Chlorosulfonated polyethylene (CSM/Hypalon) granules, a synthetic rubber used for corrosion-resistant coatings. It is in a primary form (granules) and uncompounded, qualifying under Note 3 and Note 4.
EPDM Rubber Bale
EPDM rubber in compressed bale form, a synthetic rubber used for weatherstripping and roofing membranes. It is in a primary form (bale) and uncompounded, meeting the definition of synthetic rubber in Note 4.