diff --git a/EXE_NstAutoNesting.cpp b/EXE_NstAutoNesting.cpp
index 6cfeafe..5502e01 100644
--- a/EXE_NstAutoNesting.cpp
+++ b/EXE_NstAutoNesting.cpp
@@ -135,6 +135,22 @@ ExeAutoNestAddDefectToSheet( int nSheetId, int nDefectId)
    return s_pAutoNester->AddDefectToSheet( nSheetId, Outline) ;
 }
 
+//-----------------------------------------------------------------------------
+bool
+ExeAutoNestAddRestrictedZoneToSheet( int nSheetId, int nRstZoneId, int nRzConstrId)
+{
+   if ( IsNull( s_pAutoNester))
+      return false ;
+   IGeomDB* pGeomDB = GetCurrGeomDB() ;
+   VERIFY_GEOMDB( pGeomDB, false)
+  // recupero il contorno della zona ristretta
+   PolyArc Outline ;
+   if ( ! MyGetOutline( pGeomDB, nRstZoneId, Outline))
+      return false ;
+  // aggiungo la zona ristretta al pannello
+   return s_pAutoNester->AddRestrictedZoneToSheet( nRzConstrId, nSheetId, Outline) ;
+}
+
 //-----------------------------------------------------------------------------
 bool
 ExeAutoNestAddPart( int nPartId, int nOutlineId, bool bCanFlip, bool bCanRotate, double dRotStep, int nPriority, int nCount)
@@ -203,6 +219,16 @@ ExeAutoNestAddToolOutlineToPart( int nPartId, int nToolOutlineId)
    return s_pAutoNester->AddToolOutlineToPart( nPartId, ToolOutline) ;
 }
 
+//-----------------------------------------------------------------------------
+bool
+ExeAutoNestSetRestrictedZoneToPart( int nPartId, int nRzConstrId)
+{
+   if ( IsNull( s_pAutoNester))
+      return false ;
+  // aggiungo il vincolo di zona ristretta al pezzo
+   return s_pAutoNester->SetRestrictedZoneToPart( nPartId, nRzConstrId) ;
+}
+
 //-----------------------------------------------------------------------------
 bool
 ExeAutoNestSetInterpartGap( double dGap)
diff --git a/EgtExecutor.rc b/EgtExecutor.rc
index 07863fb..85a6901 100644
Binary files a/EgtExecutor.rc and b/EgtExecutor.rc differ
diff --git a/LUA_Nesting.cpp b/LUA_Nesting.cpp
index 28b941c..fe07a48 100644
--- a/LUA_Nesting.cpp
+++ b/LUA_Nesting.cpp
@@ -174,6 +174,25 @@ LuaAutoNestAddDefectToSheet( lua_State* L)
    return 1 ;
 }
 
+//-------------------------------------------------------------------------------
+static int
+LuaAutoNestAddRestrictedZoneToSheet( lua_State* L)
+{
+  // 3 parametri : nSheetId, nRstZoneId, nRzConstrId
+   int nSheetId ;
+   LuaCheckParam( L, 1, nSheetId)
+   int nRstZoneId ;
+   LuaCheckParam( L, 2, nRstZoneId)
+   int nRzConstrId ;
+   LuaCheckParam( L, 3, nRzConstrId)
+   LuaClearStack( L) ;
+  // aggiungo un difetto al pannello indicato
+   bool bOk = ExeAutoNestAddRestrictedZoneToSheet( nSheetId, nRstZoneId, nRzConstrId) ;
+  // restituisco il risultato
+   LuaSetParam( L, bOk) ;
+   return 1 ;
+}
+
 //-------------------------------------------------------------------------------
 static int
 LuaAutoNestAddPart( lua_State* L)
@@ -249,6 +268,22 @@ LuaAutoNestAddToolOutlineToPart( lua_State* L)
    return 1 ;
 }
 
+//-------------------------------------------------------------------------------
+static int
+LuaAutoNestSetRestrictedZoneToPart( lua_State* L)
+{
+  // 2 parametri : nPartId, nRzConstrId
+   int nPartId ;
+   LuaCheckParam( L, 1, nPartId)
+   int nRzConstrId ;
+   LuaCheckParam( L, 2, nRzConstrId)
+  // aggiungo un vincolo di zona protetta al pezzo indicato
+   bool bOk = ExeAutoNestSetRestrictedZoneToPart( nPartId, nRzConstrId) ;
+  // restituisco il risultato
+   LuaSetParam( L, bOk) ;
+   return 1 ;
+}
+
 //-------------------------------------------------------------------------------
 static int
 LuaAutoNestSetInterpartGap( lua_State* L)
@@ -401,12 +436,14 @@ LuaInstallNesting( LuaMgr& luaMgr)
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestStart", LuaAutoNestStart) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestSetGuillotineMode", LuaAutoNestSetGuillotineMode) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestSetStartCorner", LuaAutoNestSetStartCorner) ;
-   bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddDefectToSheet", LuaAutoNestAddDefectToSheet) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddSheet", LuaAutoNestAddSheet) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddDefectToSheet", LuaAutoNestAddDefectToSheet) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddRestrictedZoneToSheet", LuaAutoNestAddRestrictedZoneToSheet) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddPart", LuaAutoNestAddPart) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddHoleToPart", LuaAutoNestAddHoleToPart) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddAnotherOutlineToPart", LuaAutoNestAddAnotherOutlineToPart) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestAddToolOutlineToPart", LuaAutoNestAddToolOutlineToPart) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestSetRestrictedZoneToPart", LuaAutoNestSetRestrictedZoneToPart) ; 
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestSetInterpartGap", LuaAutoNestSetInterpartGap) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestSetReportFile", LuaAutoNestSetReportFile) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtAutoNestCompute", LuaAutoNestCompute) ;