{
  "release_version": "10.40.0",
  "research_window": {
    "from_utc": "2026-09-09T10:00:31Z",
    "through_utc": "2026-09-09T16:01:38Z"
  },
  "changes": [
    {
      "entry_id": "NAT-2026-09-09-001",
      "kind": "added",
      "summary": "Added NHTSA's final child-restraint rule with its delayed compliance dates, school-bus exemptions and explicitly projected costs and benefits."
    },
    {
      "entry_id": "NAT-2026-09-04-019",
      "kind": "added",
      "summary": "Restored CDC's September 4 effective respiratory-disease reorganization from its September 9 publication without inferring undisclosed staffing or performance effects."
    },
    {
      "entry_id": "NAT-2026-08-26-004",
      "kind": "material_refresh",
      "summary": "Added DOE's formal implementation inquiry for the bulk-power emergency without treating it as a product determination or removal order."
    },
    {
      "entry_id": "NAT-2026-08-28-007",
      "kind": "material_refresh",
      "summary": "Added DHS's effective interim rule expanding the foreign-government-employee category and permanent-residence pathway while preserving the existing class injunction and unresolved merits."
    }
  ]
}