Jede Marke = neue Fassung dieser Einheit an dieser Inkrafttretens-Stufe; Klick öffnet den Vergleich.
| 22.06.2023 | 01.07.2023 | 22.07.2023 | 01.11.2023 | 23.12.2023 | 31.12.2023 | 01.01.2024 | 20.07.2024 | 20.05.2026 |
| § 3 | | | | | | | | | |
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| § 12 | | | | | | | | | |
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| § 18a | | | | | | | | | |
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| § 21a | | | | | | | | | |
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| § 21b | | | | | | | | | |
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| § 21c | | | | | | | | | |
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| § 21d | | | | | | | | | |
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| § 21g | | | | | | | | | |
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| § 21h | | | | | | | | | |
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| § 22 | | | | | | | | | |
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| § 26 | | | | | | | | | |
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| § 32 | | | | | | | | | |
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| § 33 | | | | | | | | | |
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| § 33a | | | | | | | | | |
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| § 48d | | | | | | | | | |
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| § 48g | | | | | | | | | |
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| § 48h | | | | | | | | | |
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| § 49 | | | | | | | | | |