diff --git a/API_GeoInters.cpp b/API_GeoInters.cpp
index 226d0a8..3c3e41f 100644
--- a/API_GeoInters.cpp
+++ b/API_GeoInters.cpp
@@ -57,10 +57,20 @@ __stdcall EgtLineSurfTmInters( const double ptP[3], const double vtDir[3], int n
 
 //----------------------------------------------------------------------------
 int
-__stdcall EgtSurfTmSurfTmInters( int nId1, int nId2, int nDestGrpId,
+__stdcall EgtPlaneSurfTmInters( const double ptOn[3], const double vtN[3], int nId, int nDestGrpId, int nRefType, double dToler,
+                                int* pnPntCount, int* pnCrvCount, int* pnSrfCount)
+{
+   if ( ptOn == nullptr  ||  vtN == nullptr  ||  pnPntCount == nullptr  ||  pnCrvCount == nullptr  ||  pnSrfCount == nullptr)
+      return FALSE ;
+   return ExePlaneSurfTmInters( ptOn, vtN, nId, nDestGrpId, nRefType, dToler, pnPntCount, pnCrvCount, pnSrfCount) ;
+}
+
+//----------------------------------------------------------------------------
+int
+__stdcall EgtSurfTmSurfTmInters( int nId1, int nId2, int nDestGrpId, double dToler,
                                  int* pnPntCount, int* pnCrvCount, int* pnSrfCount)
 {
    if ( pnPntCount == nullptr  ||  pnCrvCount == nullptr  ||  pnSrfCount == nullptr)
       return FALSE ;
-   return ExeSurfTmSurfTmInters( nId1, nId2, nDestGrpId, pnPntCount, pnCrvCount, pnSrfCount) ;
+   return ExeSurfTmSurfTmInters( nId1, nId2, nDestGrpId, dToler, pnPntCount, pnCrvCount, pnSrfCount) ;
 }
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 5fd44a7..2662982 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ