{
  "name": "U.S. Manufacturing Calculated-Duty Estimate",
  "slug": "us-manufacturing-tariff-bill",
  "version": "2.0.0",
  "url": "https://www.mfgcalcs.com/signals/tariff-bill",
  "panel": "A constant 36-family manufacturing panel removes tracking-set composition changes. Legal rates, product, origin, preference, reporting, and import-value mix can still move the series. It shares its panel and source with the Effective-Tariff Index, which is this calculated-duty sum divided by covered customs value.",
  "formula": "estimate = sum of USITC Calculated Duties (calcDuty) across complete panel observations each month, in USD. The annual by-family board uses each family's DataWeb annual calcDuty for the latest common reporting year.",
  "unit": "USD.",
  "temporalCoverage": "2014-01/2026-06",
  "source": "U.S. International Trade Commission (USITC) DataWeb — Imports for Consumption: Calculated Duties.",
  "provenance": "Derived entirely from USITC DataWeb, a work of the U.S. government in the public domain. Redistributable.",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "MFG Calcs (mfgcalcs.com), compiled from USITC DataWeb open data",
  "caveats": [
    "This is a calculated-duty estimate for the tracked manufacturing panel, NOT total U.S. customs revenue.",
    "Calculated Duties are a USITC statistical measure and are not presented as cash actually collected. Monthly figures can be revised as later data lands.",
    "The monthly series and the annual bill-by-family board can carry different vintages (monthly is more current than the annual per-family figures)."
  ],
  "asOf": "2026-06"
}