Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 40 — Rubber and articles thereof
Heading 4001 — Natural rubber, balata, guttapercha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip.
National subdivision 4001.2 — Natural rubber in other forms:
Subheading 4001.29 — Other
HS code
4001.29.20 Block rubber
Last Verified Date - 1 October 2026
Common commodities
Crumb rubber blocks of non-standard specificationPressed natural rubber bales for non-technically specified useNon-conforming solid natural rubber compressed blocksIndustrial crumb rubber blocks with irregular specificationsUnclassified solid natural rubber pressed into irregular blocksInconsistent crumb rubber pressed into compacted blocksIrregularly shaped natural rubber bales for non-TSNR applicationsCompacted crumb rubber blocks of varied dimensionsNon-standardized solid natural rubber pressed in block formUnspecified natural rubber compressed into irregular blocks