CHAPTER 78 · LEGAL NOTES
Chapter 78
The 14 legal notes below govern classification under Chapter 78. They are part of the official Harmonized Tariff Schedule and are cited verbatim in CBP rulings.
As of June 9, 2026
Statistical notes
Note 1
Statistical Note 1: For the purposes of this chapter, "alloys of lead" are metals in which the lead content is, by weight, less than 99 percent, but not less than any other metallic element. Unit Rates of Duty of Quantity Article Description Stat. Suffix Heading/ Subheading 1 2 General Special 7801 Unwrought lead:
Note 2
Statistical Note 2: 5% on the value of the lead content Other: Containing by weight antimony as the principal other
Subheading notes
Note 1
Subheading Note 1: In this chapter the expression "refined lead" means: Metal containing by weight at least 99.9 percent of lead, provided that the content by weight of any other element does not exceed the limit specified in the following table: TABLE - Other elements Element Limiting content percent by weight Ag Silver 0.02 As Arsenic 0.005 Bi Bismuth 0.05 Ca Calcium 0.002 Cd Cadmium 0.002 Cu Copper 0.08 Fe Iron 0.002 S Sulfur 0.002 Sb Antimony 0.005 Sn Tin 0.005 Zn Zinc 0.002 Other (for example Te), each 0.001
footnote
See 9903.90.09.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.90.09.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
See 9903.88.03.
Applies to
Classify under Chapter 78 with confidence
TariffLens applies the legal notes above automatically when classifying — citing the relevant note in every GRI reasoning chain.