diff --git a/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_default_storage_policy.h b/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_default_storage_policy.h
new file mode 100644
index 00000000000..b6ed9765723
--- /dev/null
+++ b/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_default_storage_policy.h
@@ -0,0 +1,10 @@
+
+namespace CGAL {
+
+  /*!
+  \ingroup PkgTriangulationsRef
+  A tag class to indicate that mirror indices are not stored in full cells.
+  */
+class TDS_full_cell_mirror_storage_policy
+{};
+}
\ No newline at end of file
diff --git a/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_mirror_storage_policy.h b/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_mirror_storage_policy.h
new file mode 100644
index 00000000000..6b4136dd777
--- /dev/null
+++ b/Triangulation/doc/Triangulation/CGAL/TDS_full_cell_mirror_storage_policy.h
@@ -0,0 +1,11 @@
+
+namespace CGAL {
+
+  /*!
+  \ingroup PkgTriangulationsRef
+  A tag class to indicate that mirror indices are stored in full cells.
+  \precondition The dimension is not larger than 127.
+  */
+class TDS_full_cell_mirror_storage_policy
+{};
+}
\ No newline at end of file