US HTS code
0508000000
Coral and similar materials, unworked or simply prepared but not otherwise worked; shells of molluscs, crustaceans or echinoderms and cuttlebone, unworked or simply prepared but not cut to shape, powder and waste thereof
Rates updated· Source: USITC Harmonized Tariff Schedule export
Column 2 rate (Cuba, North Korea): Free
Estimate duty
This code's duty rate (Free) isn't a simple percentage, so it can't be estimated here — check the official source for the exact calculation.
Section 232/301 & notes
No Section 232/301 overlay or footnote noted for this code in the HTS export.
Matching UK commodity codes
Sharing the 6-digit HS root 050800.