| Regione | Ritenute d'acconto | Ires dovuta | Ires a credito | |||
|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Frequenza | Ammontare | Frequenza | Ammontare | |
| Piemonte | 20.460 | 181.703 | 34.594 | 1.559.193 | 8.130 | 64.903 |
| Valle d'Aosta | 869 | 10.965 | 886 | 24.526 | 451 | 8.033 |
| Lombardia | 72.826 | 618.085 | 132.224 | 8.934.051 | 29.628 | 236.683 |
| Liguria | 6.602 | 59.638 | 12.687 | 405.385 | 2.742 | 25.516 |
| Trentino Alto Adige (P.A. Trento) | 4.536 | 43.679 | 4.259 | 245.433 | 2.122 | 21.283 |
| Trentino Alto Adige (P.A. Bolzano) | 5.245 | 59.613 | 5.013 | 367.518 | 2.480 | 28.673 |
| Veneto | 36.177 | 225.512 | 54.170 | 2.682.734 | 14.108 | 95.328 |
| Friuli Venezia Giulia | 8.136 | 54.210 | 9.678 | 481.837 | 3.391 | 23.471 |
| Emilia Romagna | 30.444 | 242.744 | 50.006 | 2.303.699 | 12.261 | 103.715 |
| Toscana | 23.967 | 150.905 | 43.329 | 1.388.391 | 10.224 | 61.072 |
| Umbria | 5.055 | 26.218 | 8.841 | 253.135 | 2.086 | 10.651 |
| Marche | 11.847 | 56.056 | 17.073 | 522.305 | 4.769 | 22.912 |
| Lazio | 33.716 | 267.705 | 88.620 | 3.020.455 | 14.940 | 115.095 |
| Abruzzo | 7.456 | 41.943 | 14.960 | 346.914 | 3.044 | 16.576 |
| Molise | 1.187 | 5.822 | 3.009 | 41.809 | 455 | 2.279 |
| Campania | 20.532 | 137.785 | 69.817 | 1.361.083 | 8.049 | 49.719 |
| Puglia | 15.996 | 101.249 | 38.297 | 769.919 | 6.493 | 37.943 |
| Basilicata | 2.505 | 11.052 | 5.458 | 97.133 | 956 | 3.479 |
| Calabria | 4.889 | 27.441 | 14.898 | 233.069 | 1.930 | 8.805 |
| Sicilia | 14.935 | 85.716 | 41.226 | 685.467 | 6.247 | 29.827 |
| Sardegna | 6.400 | 37.881 | 14.245 | 230.703 | 2.798 | 15.239 |
| TOTALE | 333.780 | 2.445.923 | 663.290 | 25.954.759 | 137.304 | 981.204 |
