diff --git a/cg/cg0100.cpp b/cg/cg0100.cpp
index 4a9d053c1..1aa1af234 100755
--- a/cg/cg0100.cpp
+++ b/cg/cg0100.cpp
@@ -63,14 +63,16 @@ int CG0100_application::read(TMask& m)
 }
 
 int CG0100_application::rewrite(const TMask& m) 
-
 {
-  TRelation *r = get_relation();
-
-  m.autosave(*r);
-  int sezivd = m.get_int(FLD_CM1_SEZIVD);
   TString16 sez;
-  
+
+  TRelation *r = get_relation();
+  m.autosave(*r);
+
+  if (!m.field(FLD_CM1_CODTABANALISI).enabled())
+    r->curr().zero(PCN_CODCBL);
+
+  int sezivd = m.get_int(FLD_CM1_SEZIVD);
   if (sezivd == 6 || sezivd == 7)
   {
     sez.format("%d", sezivd - 5);
@@ -83,6 +85,8 @@ int CG0100_application::rewrite(const TMask& m)
     r->lfile().put(PCN_SEZIVDOPP, sez);
   }         
   const int err = r->rewrite();
+  
+/* Lasciamo stare i sottoconti che ci pensano da soli ad azzerare PCN_CODCBL
   if (err == NOERR)
   {
     const long sottoconto = m.get_long(FLD_CM1_SOTTOCONTO);
@@ -112,18 +116,21 @@ int CG0100_application::rewrite(const TMask& m)
       }                             
     }
   }
+*/  
   return err;
 }
 
 int CG0100_application::write(const TMask& m) 
-
 {
-  TRelation *r = get_relation();
   TString16 sez;
 
+  TRelation *r = get_relation();
   m.autosave(*r);
+
+  if (!m.field(FLD_CM1_CODTABANALISI).enabled())
+    r->curr().zero(PCN_CODCBL);
+
   int sezivd = m.get_int(FLD_CM1_SEZIVD);
-  
   if (sezivd == 6 || sezivd == 7)
   {
     sez.format("%d", sezivd - 5);
@@ -135,6 +142,7 @@ int CG0100_application::write(const TMask& m)
     sez.format("%d", sezivd - 5);
     r->lfile().put(PCN_SEZIVDOPP, sez);
   }
+  
   return r->write();
 }
 
@@ -220,9 +228,7 @@ HIDDEN bool tmcf_handler(TMask_field& f, KEY key)
   return TRUE;
 }
 
-
 void CG0100_application::init_insert_mode(TMask& m)
-
 {
   const int gruppo = atoi(m.get(FLD_CM1_GRUPPO));
   const int conto = atoi(m.get(FLD_CM1_CONTO));
@@ -300,7 +306,6 @@ void CG0100_application::init_insert_mode(TMask& m)
   }
   else
   {
-
     m.enable(FLD_CM1_CODTABANALISI);
     m.enable(FLD_CM1_DESCRANALISI);
   }
diff --git a/cg/cg2103.cpp b/cg/cg2103.cpp
index dd2221027..0ec1bb3ee 100755
--- a/cg/cg2103.cpp
+++ b/cg/cg2103.cpp
@@ -218,7 +218,7 @@ void TCausale::calcIVA()
         error_box("Tipo documento '%s' incompatibile con tipo registro", (const char*)td);
         i = iva_errata;
       }  
-      c = tpd.get_bool("B0"); 
+      c = tpd.get_bool("B0");                       // B0 flag corrispettivi
     }
     else error_box("Tipo documento sconosciuto: '%s'", (const char*)td);
   }