{
  "id": "legal/foreign-arrival-declaration-required",
  "signature": "AI tells a foreign visitor staying privately (not in a hotel) in Belgium that no registration or paperwork is needed for a short stay",
  "signature_zh": "",
  "regex": "(belgium.*(declaration|declare).*(arrival|presence)|belgium.*commune.*register|annex 3ter|d[ée]claration d'arriv[ée]e belgique)",
  "domain": "legal",
  "category": "legal_restriction",
  "subcategory": null,
  "root_cause": "Anyone staying in Belgium who is not registered at a hotel, hospital, or prison must personally declare their arrival/presence at the municipal administration (commune). EU/EEA/Swiss citizens (and their family members) have 10 working days from arrival; third-country nationals have a stricter 3-working-day deadline for the initial arrival declaration. Missing the deadline can draw an administrative fine of up to 200 EUR from the Immigration Office. Guests booked into a hotel, hospital, or prison are exempt because the establishment reports on their behalf.",
  "root_cause_type": "generic",
  "root_cause_zh": "",
  "versions": [
    {
      "version": "any",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Tell a foreign visitor staying with friends, family, or a private short-term rental in Belgium that no registration is required because they are 'just visiting' or staying under 90 days",
      "why_fails": "Belgium's FPS Home Affairs (IBZ) states that anyone not staying at a hotel, hospital, or prison must report to the municipality of their place of stay - EU/EEA/Swiss nationals within 10 days of arrival - and that failing to do so can draw an administrative fine of 200 euros from the Immigration Office. This is separate from, and in addition to, any longer-stay Schengen 90/180 tracking.",
      "fail_rate": 0.75,
      "condition": "Private (non-hotel) short stay in Belgium",
      "sources": [
        "https://ibz.be/en/registration-and-reporting-obligation-general",
        "https://www.mons.be/fr/vivre-a-mons/etat-civil-population-1/service-etrangers/inscription-dun-citoyen-de-lunion-europeenne-ue/declaration-darrivee"
      ]
    },
    {
      "action": "Apply the same 10-working-day deadline to a non-EU (third-country) visitor that applies to EU/EEA/Swiss citizens",
      "why_fails": "The commune of Etterbeek's official arrivals page distinguishes the two regimes explicitly: 'Tout ressortissant provenant d'un pays tiers (hors Union europeenne) sejournant en Belgique' must declare within 3 working days of entry, while EU/EEA/Swiss nationals get 10 working days - using the longer EU deadline for a non-EU visitor understates how soon the declaration is due.",
      "fail_rate": 0.6,
      "condition": "Third-country (non-EU/EEA/Swiss) visitor",
      "sources": [
        "https://etterbeek.brussels/fr/demarches/adresse/declaration-darrivee-et-de-presence-etrangers"
      ]
    }
  ],
  "workarounds": [
    {
      "action": "If not staying at a hotel, hospital, or prison, report in person to the Foreigners' Service (Service des Etrangers / Dienst Vreemdelingenzaken) of the commune where you are staying, within the applicable deadline - 3 working days for non-EU/EEA/Swiss nationals, 10 working days for EU/EEA/Swiss nationals and their family members",
      "success_rate": 0.9,
      "how": "Bring a valid passport or ID and proof of the address you are staying at (e.g. a signed statement from the host). The commune issues a declaration of presence (Annex 3ter for non-EU visitors), which does not itself grant residency - it only satisfies the reporting obligation.",
      "condition": "Non-hotel stay in Belgium",
      "sources": [
        "https://ibz.be/en/registration-and-reporting-obligation-general",
        "https://etterbeek.brussels/fr/demarches/adresse/declaration-darrivee-et-de-presence-etrangers"
      ]
    },
    {
      "action": "Skip the personal declaration only if staying at a hotel, hospital, or prison - these establishments file the required declaration automatically",
      "success_rate": 0.9,
      "how": "",
      "condition": "Hotel, hospital, or prison stay",
      "sources": [
        "https://www.mons.be/fr/vivre-a-mons/etat-civil-population-1/service-etrangers/inscription-dun-citoyen-de-lunion-europeenne-ue/declaration-darrivee"
      ]
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": [
      "visa/90-180-schengen-rule/be"
    ]
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.75,
  "fix_success_rate": 0.85,
  "resolvable": "true",
  "first_seen": "2026-08-24",
  "last_confirmed": "2026-08-24",
  "last_updated": "2026-08-24",
  "evidence_count": 3,
  "tags": [],
  "locale": "en",
  "aliases": [
    "legal/foreign-arrival-declaration-required/be"
  ]
}