{
  "id": "limits:brussels-indoor-cumulative",
  "collection": "limits",
  "slug": "brussels-indoor-cumulative-limit",
  "name": "Brussels cumulative limit, publicly accessible indoor areas",
  "summary": "f/4012.19 W/m² indoors — 0.2243 W/m² (9.19 V/m) at 900 MHz, the stricter of the two Brussels tiers, applying to homes, hotels, schools, crèches, hospitals and care homes.",
  "status": "verified",
  "lastVerified": "2026-08-12",
  "data": {
    "standardId": "brussels-ordinance",
    "population": "general-public",
    "quantity": "power-density",
    "band": {
      "minHz": 400000000,
      "maxHz": 2000000000,
      "label": "400–2000 MHz, indoors"
    },
    "formula": "f/4012.19 W/m² (f in MHz)",
    "value": {
      "quantity": "power-density",
      "unit": "µW/m²",
      "value": 99700,
      "max": 499200,
      "basis": "regulatory",
      "note": "The range is the band edges: 0.0994 W/m² at 400 MHz to 0.4992 W/m² at 2000 MHz; at 900 MHz the ordinance gives 0.2243 W/m² = 9.19 V/m. If windows or doors to the outside are open, the outdoor values apply indoors instead. Antennas radiating between 20 and 300 GHz are prohibited unless the Government authorises them, excluding point-to-point links.",
      "sourceIds": [
        "brussels-ordinance-2007"
      ]
    },
    "related": [
      "standards:brussels-ordinance",
      "limits:brussels-outdoor-cumulative"
    ]
  },
  "sources": [
    {
      "id": "brussels-ordinance-2007",
      "title": "Ordonnance du 1er mars 2007 relative à la protection de l'environnement contre les éventuels effets nocifs et nuisances provoqués par les radiations non ionisantes (texte coordonné, art. 3)",
      "publisher": "Région de Bruxelles-Capitale, Moniteur belge / Justel",
      "url": "https://www.ejustice.just.fgov.be/eli/ordonnance/2007/03/01/2007031104/justel",
      "year": 2007,
      "kind": "regulation",
      "retrieved": "2026-08-12"
    }
  ],
  "links": {
    "self": "https://emfbase.com/api/limits/brussels-indoor-cumulative-limit",
    "html": "https://emfbase.com/limits/brussels-indoor-cumulative-limit",
    "markdown": "https://emfbase.com/limits/brussels-indoor-cumulative-limit.md",
    "collection": "https://emfbase.com/api/limits"
  }
}