{
  "id": "limits:ch-onir-power-lines",
  "collection": "limits",
  "slug": "swiss-installation-limit-power-lines",
  "name": "Swiss installation limit value for power lines",
  "summary": "1 µT (10 mG) magnetic flux density at places of sensitive use — the strictest power-frequency installation value in force in Europe.",
  "status": "verified",
  "lastVerified": "2026-08-12",
  "data": {
    "standardId": "ch-onir",
    "population": "sensitive",
    "quantity": "magnetic-flux-density",
    "band": {
      "minHz": 50,
      "maxHz": 50,
      "label": "50 Hz"
    },
    "value": {
      "quantity": "magnetic-flux-density",
      "unit": "µT",
      "value": 1,
      "basis": "regulatory",
      "note": "Applies to new installations at places of sensitive use; the Netherlands applies a 0.4 µT policy target for new power lines.",
      "sourceIds": [
        "ch-onir",
        "sbm-2024"
      ]
    }
  },
  "sources": [
    {
      "id": "ch-onir",
      "title": "Ordinance relating to Protection from Non-Ionising Radiation (ONIR / NISV, SR 814.710)",
      "publisher": "Swiss Confederation",
      "url": "https://www.fedlex.admin.ch/eli/cc/2000/38/en",
      "year": 2000,
      "kind": "regulation",
      "retrieved": "2026-08-12"
    },
    {
      "id": "sbm-2024",
      "title": "Building Biology Evaluation Guidelines for Sleeping Areas (SBM-2024)",
      "publisher": "Institut für Baubiologie + Nachhaltigkeit (IBN)",
      "url": "https://buildingbiology.com/site/downloads/SBM-2024_EVALUATION_GUIDELINES_EN.pdf",
      "year": 2024,
      "kind": "ngo",
      "retrieved": "2026-08-12"
    }
  ],
  "links": {
    "self": "https://emfbase.com/api/limits/swiss-installation-limit-power-lines",
    "html": "https://emfbase.com/limits/swiss-installation-limit-power-lines",
    "markdown": "https://emfbase.com/limits/swiss-installation-limit-power-lines.md",
    "collection": "https://emfbase.com/api/limits"
  }
}