diff --git a/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java b/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
index e7a6007..01183bf 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
@@ -40,6 +40,7 @@ public class Region {
 
     private static final List<Region> regions = new ArrayList<>();
     private static boolean buildArea = false;
+    private static boolean extensionArea = false;
 
     static{
         YamlConfiguration config = new YamlConfiguration();
@@ -66,6 +67,10 @@ public class Region {
         return buildArea;
     }
 
+    public static boolean extensionAreaEnabled() {
+        return extensionArea;
+    }
+
     public static Region getRegion(Location location) {
         for (Region region : regions) {
             if (region.inRegion(location)) return region;
@@ -190,6 +195,14 @@ public class Region {
         prototype.protect(this, schem);
     }
 
+    public boolean hasExtensionAreaRegistered() {
+        return prototype.extensionPrototypeArea;
+    }
+
+    public boolean hasTestblockExtensionAreaRegistered() {
+        return prototype.testblock.extensionPrototypeArea;
+    }
+
     public static class GlobalRegion extends Region {
 
         private static final GlobalRegion GLOBAL_REGION = new GlobalRegion();
@@ -226,6 +239,15 @@ public class Region {
             return false;
         }
 
+        @Override
+        public boolean hasExtensionAreaRegistered() {
+            return false;
+        }
+
+        @Override
+        public boolean hasTestblockExtensionAreaRegistered() {
+            return false;
+        }
     }
 
     public static class Prototype{
@@ -243,6 +265,7 @@ public class Region {
         private final int extensionNegativeZ;
         private final int extensionPositiveY;
         private final int extensionAxisX;
+        private final boolean extensionPrototypeArea;
 
         private final String schematic;
         private final boolean rotate;
@@ -264,6 +287,10 @@ public class Region {
             extensionNegativeZ = config.getInt("extensionNegativeZ", 0);
             extensionPositiveY = config.getInt("extensionPositiveY", 0);
             extensionAxisX = config.getInt("extensionAxisX", 0);
+            if (config.contains("extensionPositiveZ") || config.contains("extensionNegativeZ") || config.contains("extensionPositiveY") || config.contains("extensionAxisX")) {
+                extensionArea = true;
+            }
+            extensionPrototypeArea = extensionNegativeZ != 0 || extensionPositiveZ != 0 || extensionPositiveY != 0 || extensionAxisX != 0;
             rotate = config.getBoolean("rotate", false);
 
             ConfigurationSection testblockSection = config.getConfigurationSection("testblock");