Mixtures of spices drawn from two or more different HS headings fall under 091091 within heading 0910. If a mixture contains spices all from the same heading, classification follows the heading of those constituent spices. The cross-heading mixture provision in 091091 is specifically designed to capture blends like curry powder that combine ingredients from multiple headings.

FDA has flagged turmeric shipments for adulteration with lead chromate, a yellow colorant used to enhance appearance. Importers should request certificates of analysis and consider third-party testing for heavy metals. Shipments found to be adulterated are subject to detention and refusal of admission.