Normative
| Lombardia | [1] |
| Valle d' Aosta | [1][2] |
| Piemonte | [1][2] |
| Liguria | [1] |
| Emilia Romagna | [1][2] |
| Toscana | [1] |
| Umbria | [1] |
| Sardegna | [1][2] |
| Lazio | [1] |
| Campania | [1] |
| Trentino Alto Adige | [1] |
| Friuli Venezia Giulia | [1] |
| Veneto | [1] |
| Marche | [1] |
| Abruzzo | [1][2] |
| Molise | [1] |
| Puglia | [1] |
| Basilicata | [1] |
| Calabria | [1][2] |
| Sicilia | [1] |
