{
  "slug": "weg-balkonkraftwerk",
  "title": "Balkonkraftwerk in der WEG – Anspruch, Ablauf und Grenzen (§ 20 Abs. 2 Nr. 5 WEG)",
  "topic_area": "mietrecht",
  "topic_label": "Mietrecht",
  "language": "de",
  "legal_status": "in_force",
  "valid_from": "2024-10-17",
  "valid_to": null,
  "last_reviewed": "2026-06-21",
  "factcheck_status": "ok",
  "authority_level": "A",
  "license": "CC-BY-4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/deed.de",
  "attribution": "Nexvyra (https://nexvyra.de, Wikidata Q139919900)",
  "wikidata_subjects": [
    "Q2588140",
    "Q165728",
    "Q687323",
    "Q14620"
  ],
  "summary": "Seit dem 17. Oktober 2024 ist die Stromerzeugung durch Steckersolargeräte („Balkonkraftwerke\") eine **privilegierte bauliche Veränderung** nach § 20 Abs. 2 Satz 1 Nr. 5 WEG.",
  "urls": {
    "html": "https://nexvyra.de/fakten/weg-balkonkraftwerk.html",
    "markdown": "https://nexvyra.de/fakten/weg-balkonkraftwerk.md",
    "json": "https://nexvyra.de/fakten/weg-balkonkraftwerk.json"
  },
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    {
      "url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "authority": "A"
    },
    {
      "url": "https://www.gesetze-im-internet.de/woeigg/__21.html",
      "authority": "A"
    },
    {
      "url": "https://www.gesetze-im-internet.de/bgb/__554.html",
      "authority": "A"
    },
    {
      "url": "https://www.recht.bund.de/bgbl/1/2024/306/VO.html",
      "authority": "B"
    },
    {
      "url": "https://www.bundesnetzagentur.de/DE/Fachthemen/ElektrizitaetundGas/ErneuerbareEnergien/Solaranlagen/Balkon_table.html",
      "authority": "D"
    },
    {
      "url": "https://dejure.org/dienste/vernetzung/rechtsprechung?Gericht=BGH&Datum=18.07.2025&Aktenzeichen=V+ZR+29%2F24",
      "authority": "D"
    }
  ],
  "facts": [
    {
      "claim": "Rechtsgrundlage (WEG): § 20 Abs. 2 Satz 1 Nr. 5 WEG – Stromerzeugung durch Steckersolargeräte",
      "label": "Rechtsgrundlage (WEG)",
      "value": "§ 20 Abs. 2 Satz 1 Nr. 5 WEG – Stromerzeugung durch Steckersolargeräte",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "gesetze-im-internet.de, § 20 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "law_reference",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "gesetze-im-internet.de, § 20 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
      "topic_slug": "weg-balkonkraftwerk",
      "trust_factors": {
        "authority": "A",
        "authority_weight": 1.0,
        "freshness_days": 23,
        "freshness_weight": 0.942,
        "has_locator": true,
        "locator_weight": 1.0,
        "has_evidence_hash": false,
        "hash_status": "pending",
        "evidence_weight": 0.25,
        "semantic_clean": true,
        "semantic_weight": 1.0,
        "consistent_across_formats": false,
        "consistency_weight": 0.7,
        "legal_status": "",
        "status_weight": 0.5
      },
      "trust_score": 0.821
    },
    {
      "claim": "Rechtsnatur: individueller Anspruch jedes Eigentümers („kann verlangen\")",
      "label": "Rechtsnatur",
      "value": "individueller Anspruch jedes Eigentümers („kann verlangen\")",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 20 Abs. 2 Satz 1 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 20 Abs. 2 Satz 1 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
      "topic_slug": "weg-balkonkraftwerk",
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        "hash_status": "pending",
        "evidence_weight": 0.25,
        "semantic_clean": true,
        "semantic_weight": 1.0,
        "consistent_across_formats": false,
        "consistency_weight": 0.7,
        "legal_status": "",
        "status_weight": 0.5
      },
      "trust_score": 0.821
    },
    {
      "claim": "In Kraft seit: 17. Oktober 2024",
      "label": "In Kraft seit",
      "value": "17. Oktober 2024",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "BGBl. I 2024 Nr. 306, verkündet 16.10.2024",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "BGBl. I 2024 Nr. 306, verkündet 16.10.2024",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
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        "authority": "A",
        "authority_weight": 1.0,
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        "has_locator": true,
        "locator_weight": 1.0,
        "has_evidence_hash": false,
        "hash_status": "pending",
        "evidence_weight": 0.25,
        "semantic_clean": true,
        "semantic_weight": 1.0,
        "consistent_across_formats": false,
        "consistency_weight": 0.7,
        "legal_status": "",
        "status_weight": 0.5
      },
      "trust_score": 0.821
    },
    {
      "claim": "Entscheidungsspielraum der Gemeinschaft: nur über die Durchführung („Wie\"), nicht über das „Ob\"",
      "label": "Entscheidungsspielraum der Gemeinschaft",
      "value": "nur über die Durchführung („Wie\"), nicht über das „Ob\"",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 20 Abs. 2 Satz 2 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 20 Abs. 2 Satz 2 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
      "topic_slug": "weg-balkonkraftwerk",
      "trust_factors": {
        "authority": "A",
        "authority_weight": 1.0,
        "freshness_days": 23,
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        "has_locator": true,
        "locator_weight": 1.0,
        "has_evidence_hash": false,
        "hash_status": "pending",
        "evidence_weight": 0.25,
        "semantic_clean": true,
        "semantic_weight": 1.0,
        "consistent_across_formats": false,
        "consistency_weight": 0.7,
        "legal_status": "",
        "status_weight": 0.5
      },
      "trust_score": 0.821
    },
    {
      "claim": "Erforderliche Mehrheit für Gestattungsbeschluss: einfache Mehrheit der abgegebenen Stimmen",
      "label": "Erforderliche Mehrheit für Gestattungsbeschluss",
      "value": "einfache Mehrheit der abgegebenen Stimmen",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 25 Abs. 1 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 25 Abs. 1 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
      "topic_slug": "weg-balkonkraftwerk",
      "trust_factors": {
        "authority": "A",
        "authority_weight": 1.0,
        "freshness_days": 23,
        "freshness_weight": 0.942,
        "has_locator": true,
        "locator_weight": 1.0,
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        "hash_status": "pending",
        "evidence_weight": 0.25,
        "semantic_clean": true,
        "semantic_weight": 1.0,
        "consistent_across_formats": false,
        "consistency_weight": 0.7,
        "legal_status": "",
        "status_weight": 0.5
      },
      "trust_score": 0.821
    },
    {
      "claim": "Kein Bau ohne Beschluss: Steckersolargerät ist bauliche Veränderung, Rückbau bei fehlendem Beschluss",
      "label": "Kein Bau ohne Beschluss",
      "value": "Steckersolargerät ist bauliche Veränderung, Rückbau bei fehlendem Beschluss",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "BGH, Urteil v. 18.07.2025 – V ZR 29/24",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "BGH, Urteil v. 18.07.2025 – V ZR 29/24",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
      "topic_slug": "weg-balkonkraftwerk",
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        "authority": "A",
        "authority_weight": 1.0,
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        "freshness_weight": 0.942,
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        "locator_weight": 1.0,
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        "consistency_weight": 0.7,
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      },
      "trust_score": 0.821
    },
    {
      "claim": "Kostentragung: grundsätzlich allein der verlangende Eigentümer; ihm allein gebührt der Strom",
      "label": "Kostentragung",
      "value": "grundsätzlich allein der verlangende Eigentümer; ihm allein gebührt der Strom",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 21 Abs. 1 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 21 Abs. 1 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
      },
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        "authority": "A",
        "authority_weight": 1.0,
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        "consistency_weight": 0.7,
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      },
      "trust_score": 0.821
    },
    {
      "claim": "Absolute Grenze: keine grundlegende Umgestaltung, keine unbillige Benachteiligung anderer",
      "label": "Absolute Grenze",
      "value": "keine grundlegende Umgestaltung, keine unbillige Benachteiligung anderer",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 20 Abs. 4 WEG",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
      "valid_to": null,
      "valid_to_status": "open_ended",
      "evidence": {
        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 20 Abs. 4 WEG",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
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      "topic_slug": "weg-balkonkraftwerk",
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        "authority": "A",
        "authority_weight": 1.0,
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        "locator_weight": 1.0,
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        "consistency_weight": 0.7,
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        "status_weight": 0.5
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      "trust_score": 0.821
    },
    {
      "claim": "Anspruch für Mieter: inhaltlich paralleler Anspruch gegen den Vermieter",
      "label": "Anspruch für Mieter",
      "value": "inhaltlich paralleler Anspruch gegen den Vermieter",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "§ 554 Abs. 1 BGB",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
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      "valid_to": null,
      "valid_to_status": "open_ended",
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        "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
        "locator": "§ 554 Abs. 1 BGB",
        "retrieved_at": "2026-06-21",
        "source_hash": null,
        "hash_status": "pending"
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        "consistency_weight": 0.7,
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    },
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      "claim": "Wechselrichter-Leistung (vereinfachte Anmeldung): max. 800 Watt, Modulleistung max. 2.000 Wp",
      "label": "Wechselrichter-Leistung (vereinfachte Anmeldung)",
      "value": "max. 800 Watt, Modulleistung max. 2.000 Wp",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
      "source_authority": "A",
      "confidence": "high",
      "inline_source_label": "Solarpaket I, in Kraft 16.05.2024; Bundesnetzagentur",
      "last_verified": "2026-06-21",
      "jurisdiction": "DE",
      "unit": "text",
      "valid_from": "2024-10-17",
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        "consistency_weight": 0.7,
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      "label": "Anmeldung",
      "value": "Eintrag im Marktstammdatenregister (MaStR) der Bundesnetzagentur, kostenlos; Anmeldung beim Netzbetreiber entfällt",
      "source_url": "https://www.gesetze-im-internet.de/woeigg/__20.html",
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      "confidence": "high",
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  "generated_at": "2026-07-14T05:18:36Z"
}