diff --git a/src/db/db/dbArray.h b/src/db/db/dbArray.h
index 44f9b2b67..531f11010 100644
--- a/src/db/db/dbArray.h
+++ b/src/db/db/dbArray.h
@@ -2676,12 +2676,6 @@ private:
   template <class T>
   void transform_delegate (const T &tr, db::ArrayRepository *array_rep) 
   {
-    //  No need to do anything if there are no vector-transforming components as displacement
-    //  is entirely handled outside the delegate
-    if (tr.is_unity_for_vector ()) {
-      return;
-    }
-
     //  transform the delegate
     if (! array_rep && ! mp_base->in_repository) {
 
diff --git a/src/db/db/dbLayoutUtils.cc b/src/db/db/dbLayoutUtils.cc
index 2196f9fa4..319a878d9 100644
--- a/src/db/db/dbLayoutUtils.cc
+++ b/src/db/db/dbLayoutUtils.cc
@@ -437,13 +437,6 @@ ContextCache::find_layout_context (db::cell_index_type from, db::cell_index_type
 // ------------------------------------------------------------
 //  Scale and snap a layout
 
-static bool
-is_on_grid (const db::Vector &v, db::Coord g, db::Coord m, db::Coord d)
-{
-  int64_t dg = int64_t (g) * int64_t (d);
-  return (int64_t (v.x ()) * m) % dg == 0 && (int64_t (v.y ()) * m) % dg == 0;
-}
-
 static void
 scale_and_snap_cell_instance (db::CellInstArray &ci, const db::ICplxTrans &tr, const db::ICplxTrans &trinv, const db::Vector &delta, db::Coord g, db::Coord m, db::Coord d)
 {
diff --git a/src/db/db/dbTrans.h b/src/db/db/dbTrans.h
index 5603b3873..422f87329 100644
--- a/src/db/db/dbTrans.h
+++ b/src/db/db/dbTrans.h
@@ -77,14 +77,6 @@ struct default_trans
     return true;
   }
 
-  /**
-   *  @brief Test, whether this is a unit transformation for vectors - i.e. ignoring displacements
-   */
-  bool is_unity_for_vector () const
-  {
-    return true;
-  }
-
   /**
    *  @brief Orthogonal predicate
    *
@@ -418,14 +410,6 @@ public:
     return m_f == 0;
   }
 
-  /**
-   *  @brief Test, whether this is a unit transformation for vectors - i.e. ignoring displacements
-   */
-  bool is_unity_for_vector () const
-  {
-    return m_f == 0;
-  }
-
   /**
    *  @brief The standard constructor using angle and mirror flag
    *
@@ -885,14 +869,6 @@ public:
     return m_u.equal (displacement_type ());
   }
 
-  /**
-   *  @brief Test, whether this is a unit transformation for vectors - i.e. ignoring displacements
-   */
-  bool is_unity_for_vector () const
-  {
-    return true;
-  }
-
   /**
    *  @brief Inversion
    *
@@ -1335,14 +1311,6 @@ public:
     return m_u.equal (displacement_type ()) && fixpoint_trans<C>::is_unity ();
   }
 
-  /**
-   *  @brief Test, whether this is a unit transformation for vectors - i.e. ignoring displacements
-   */
-  bool is_unity_for_vector () const
-  {
-    return fixpoint_trans<C>::is_unity ();
-  }
-
   /**
    *  @brief The transformation of a distance
    *
@@ -1906,9 +1874,9 @@ public:
   }
 
   /**
-   *  @brief Test, whether this is a unit transformation for vectors - i.e. ignoring displacements
+   *  @brief Test, whether this is a unit transformation
    */
-  bool is_unity_for_vector () const
+  bool is_unity () const
   {
     if (fabs (m_mag - 1.0) > eps_f ()) {
       return false;
@@ -1919,15 +1887,7 @@ public:
     if (fabs (m_cos - 1.0) > eps_f ()) {
       return false;
     }
-    return true;
-  }
-
-  /**
-   *  @brief Test, whether this is a unit transformation
-   */
-  bool is_unity () const
-  {
-    return is_unity_for_vector () && disp ().equal (displacement_type ());
+    return disp ().equal (displacement_type ());
   }
 
   /**