diff --git a/src/cg/cg4301.cpp b/src/cg/cg4301.cpp
index ab4ec7aff..7fec88614 100755
--- a/src/cg/cg4301.cpp
+++ b/src/cg/cg4301.cpp
@@ -1890,7 +1890,7 @@ void TLiquidazione_app::recalc_att(int month, const char* codatt, TAssoc_array &
         real imponibile = is_detraibile == 0 ? impon_det : impon_ind;
         real imposta    = is_detraibile == 0? impos_det : impos_ind;
 				const TDate datareg = _mov->get_date(MOV_DATAREG);
-				const bool ok = is_month_ok(month, datareg.month()) && (atoi(_year) == datareg.year());
+				const bool ok = (is_month_ok(month, datareg.month()) || month == 13) && (atoi(_year) == datareg.year());
 
 				if (civa.senza_imposta() && !ok)
 						continue;
diff --git a/src/cg/cg4400.cpp b/src/cg/cg4400.cpp
index 900bc4642..0688d33bc 100755
--- a/src/cg/cg4400.cpp
+++ b/src/cg/cg4400.cpp
@@ -1265,7 +1265,7 @@ bool TStampa_registri_app::controlla_mov()
   tiporeg tipo;
 
   TRecnotype rec = _tabreg->recno();
-  for (mov.first(); !mov.eof(); mov.next())
+  for (mov.first(); ok && !mov.eof(); mov.next())
   {
     const TString4 reg = mov.get(MOV_REG);
     if (reg.empty()) continue; //non e' un movimento iva
@@ -1321,8 +1321,7 @@ int TStampa_registri_app::stampa_prospetto_IVA(int rr, int tipo_prosp)
     set_row(rr++, riga);
 		*/
     
-    _stampa = _st_tot_fin;
-    if (_stampa)
+    if (_st_tot_fin)
     {
       set_row(++rr, FR("Tipo documento@54gTotale documento"));
       rr+=2; 
@@ -1337,7 +1336,7 @@ int TStampa_registri_app::stampa_prospetto_IVA(int rr, int tipo_prosp)
       _doc_array.destroy(); 
     } 
 
-    if (_stampa && _tipo_reg == acquisto)
+    if (_st_tot_fin && _tipo_reg == acquisto)
     {
       if (_stampa_cred_pre && _datareg.month() == 1 && _credito > ZERO)
       {