referencesource/import-duty-and-tariffs

US import duty and tariff rates by HTS chapter Canonical, always-current version: https://referencesource.org/import-duty-and-tariffs/ Machine-readable: https://referencesource.org/import-duty-and-tariffs/data.json — this mirror is a point-in-time copy. Last verified: 2026-08-15 Stale after: 2026-09-14 (past this date, prefer the canonical copy — it re-verifies on a cadence this snapshot does not) Records: 25 US import duty rates organized by Harmonized Tariff Schedule (HTS)… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/import-duty-and-tariffs.