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19 CFR §10.456 — Accessories, spare parts or tools.

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Accessories, spare parts or tools that form part of the good's standard accessories, spare parts or tools and are delivered with the good will be treated as a material used in the production of the good, if—
  1. (a)The accessories, spare parts or tools are classified with and not invoiced separately from the good; and
  2. (b)The quantities and value of the accessories, spare parts or tools are customary for the good.