Import Duty for Other Raw Hides And Skins Fresh Or Salted Dried Limed Pickled Or Otherwise Preserved But Not Tanned Parchment Dressed Or Further Prepared Whether Or Not Dehaired Or Split Other Than Those Excluded By Note 1b Or 1c To This Chapter Vegetable Pretanned

HS Code 4103.90.1200 is classified under Chapter 41 ("Raw hides and skins of bovine (including buffalo) or equine animals (fresh, or salted, dried, limed, pickled or otherwise preserved, but not tanned, parchment-dressed or further prepared), whether or not dehaired or split"), specifically within the heading for Of reptiles. It identifies Other raw hides and skins (fresh, or salted, dried, limed, pickled or otherwise preserved, but not tanned, parchment-dressed or further prepared), whether or not dehaired or split, other than those excluded by note 1(b) or 1(c) to this chapter: > Other: > Vegetable pretanned.

Calculation involves the ad valorem rate plus fees like MPF. For 4103.90.1200, check if your country of origin qualifies for special treatment here.