{
  "node_id": "imo-2020-sulphur-limit",
  "title": "IMO 2020 Sulphur Limit",
  "domain": "Logistics & Supply Chain",
  "version": "1.1.0",
  "last_updated": "2026-04-09",
  "bluf": "IMO 2020 refers to the significant reduction in the global limit for sulphur content in ships' fuel oil, from 3.50% m/m to 0.50% m/m. This MARPOL Annex VI regulation aims to improve air quality and protect human health by reducing emissions of sulphur oxides (SOx) from shipping.",
  "paywall": {
    "status": "LOCKED",
    "unlock_cost_usd": "0.01",
    "skyfire_id": "41779894-ece2-4163-9761-b3b1b76e19b0"
  },
  "crosswalks": {
    "_available_keys": [
      "nist_framework",
      "iso_standard",
      "ai_overlay_2026",
      "industry_mapping"
    ],
    "_note": "Full crosswalk values included in vault response"
  },
  "dependencies": [
    "imo-marpol-pollution",
    "ism-code-vessel-safety"
  ],
  "primary_citations_count": 6
}