{
  "title": "Screened vessel fleet by vetting grade (A–E)",
  "slug": "vetting-grade-distribution",
  "headline": "Across 2,224 screened vessels, 94.7% sit at vetting grade D–E (substandard or unacceptable) and 1.8% at grade A–B (acceptable). Data as of 2026-10-11.",
  "column": "Vetting grade",
  "unit": "vessels",
  "total": 2224,
  "rows": [
    {
      "label": "A",
      "count": 5,
      "pct": 0.2
    },
    {
      "label": "B",
      "count": 35,
      "pct": 1.6
    },
    {
      "label": "C",
      "count": 78,
      "pct": 3.5
    },
    {
      "label": "D",
      "count": 195,
      "pct": 8.8
    },
    {
      "label": "E",
      "count": 1911,
      "pct": 85.9
    }
  ],
  "methodology": [
    "The vetting grade (A best – E worst) is the composite the ArcNautical vessel dossier computes: port-state-control detentions (30%), flag-state Paris/Tokyo MoU performance (25%), vessel age (15%), inspection gap (10%), and ownership opacity (20%). A confirmed sanctions match floors the grade.",
    "Computed over ArcNautical's screened vessel universe (anchored on the OFAC-designated fleet), not the entire world merchant fleet."
  ],
  "keywords": [
    "vessel vetting",
    "ship risk score",
    "port state control",
    "Paris MoU",
    "Tokyo MoU",
    "sanctioned vessels"
  ],
  "sources": [
    {
      "key": "ofac",
      "name": "OFAC Specially Designated Nationals (SDN) List",
      "url": "https://sanctionssearch.ofac.treas.gov/"
    },
    {
      "key": "parismou",
      "name": "Paris MoU White-Grey-Black List",
      "url": "https://www.parismou.org/"
    },
    {
      "key": "tokyomou",
      "name": "Tokyo MoU Black-Grey-White List",
      "url": "https://www.tokyo-mou.org/"
    },
    {
      "key": "gleif",
      "name": "GLEIF Global LEI Index",
      "url": "https://www.gleif.org/en/lei-data/gleif-concatenated-file"
    }
  ],
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "provenance": {
    "source": "ArcNautical vessel vetting (PSC detention + Paris/Tokyo MoU flag performance + vessel age + ownership opacity, over the OFAC-anchored screened set)",
    "source_url": "https://arcnautical.com/methodology.html",
    "data_as_of": "2026-10-11",
    "parsed_by": "ArcNautical screening engine (commit 4df8f50df)",
    "generated_at": "2026-10-16T08:09:05.768Z",
    "canonical": "https://arcnautical.com/data/vetting-grade-distribution/",
    "csv": "https://arcnautical.com/data/vetting-grade-distribution/data.csv",
    "reproducible": "Re-run scripts/generate-data-pages.ts against the same source. All figures use the same scoring modules as the ArcNautical vessel dossier (server/arcnautical/scoring)."
  },
  "extra": {}
}