diff --git a/application/src/Entity/Meta/Law.php b/application/src/Entity/Meta/Law.php
index d8e2bfa..24da95f 100644
--- a/application/src/Entity/Meta/Law.php
+++ b/application/src/Entity/Meta/Law.php
@@ -6,6 +6,7 @@ use Doctrine\ORM\Mapping as ORM;
 use App\Entity\Attribut\RightsAttribute;
 use Doctrine\Common\Collections\ArrayCollection;
 use App\Entity\Attribut\RelationAttribut;
+use App\Entity\Source\SourceInterface;
 
 /**
  * @author kevinfrantz
@@ -33,7 +34,7 @@ final class Law extends AbstractMeta implements LawInterface
         $this->rights = new ArrayCollection();
     }
 
-    public function isGranted(RelationInterface $relation, string $layer, string $right): bool
+    public function isGranted(SourceInterface $source, string $layer, string $right): bool
     {
         /*
          *
diff --git a/application/src/Entity/Meta/LawInterface.php b/application/src/Entity/Meta/LawInterface.php
index 9337370..604218a 100644
--- a/application/src/Entity/Meta/LawInterface.php
+++ b/application/src/Entity/Meta/LawInterface.php
@@ -3,11 +3,11 @@
 namespace App\Entity\Meta;
 
 use App\Entity\Attribut\RightsAttributInterface;
-use App\Entity\Method\RelationGrantedInterface;
+use App\Entity\Method\GrantedInterface;
 
 /**
  * @author kevinfrantz
  */
-interface LawInterface extends RightsAttributInterface, RelationGrantedInterface, MetaInterface
+interface LawInterface extends RightsAttributInterface,GrantedInterface, MetaInterface
 {
 }
diff --git a/application/src/Entity/Meta/Right.php b/application/src/Entity/Meta/Right.php
index df67868..ce05afc 100644
--- a/application/src/Entity/Meta/Right.php
+++ b/application/src/Entity/Meta/Right.php
@@ -14,6 +14,7 @@ use App\Entity\Attribut\ConditionAttribut;
 use App\Entity\Attribut\RecieverAttribut;
 use App\Entity\Attribut\LayerAttribut;
 use App\Entity\Attribut\RelationAttribut;
+use App\Entity\Source\SourceInterface;
 
 /**
  * @author kevinfrantz
@@ -85,7 +86,7 @@ final class Right extends AbstractMeta implements RightInterface
         $this->grant = true;
     }
 
-    public function isGranted(RelationInterface $relation, string $layer, string $right): bool
+    public function isGranted(SourceInterface $source, string $layer, string $right): bool
     {
         if ($this->layer == $layer && $this->type == $right && $this->checkIfNodeIsReciever($relation) && $this->getConditionBoolOrTrue()) {
             return $this->grant;
diff --git a/application/src/Entity/Meta/RightInterface.php b/application/src/Entity/Meta/RightInterface.php
index 6625642..b97cf4a 100644
--- a/application/src/Entity/Meta/RightInterface.php
+++ b/application/src/Entity/Meta/RightInterface.php
@@ -8,12 +8,12 @@ use App\Entity\Attribut\RecieverAttributInterface;
 use App\Entity\Attribut\GrantAttributInterface;
 use App\Entity\Attribut\ConditionAttributInterface;
 use App\Entity\Attribut\LayerAttributInterface;
-use App\Entity\Method\RelationGrantedInterface;
+use App\Entity\Method\GrantedInterface;
 use App\Entity\Attribut\RelationAttributInterface;
 
 /**
  * @author kevinfrantz
  */
-interface RightInterface extends TypeAttributInterface, LawAttributInterface, RelationGrantedInterface, GrantAttributInterface, RecieverAttributInterface, RelationAttributInterface, ConditionAttributInterface, LayerAttributInterface, MetaInterface
+interface RightInterface extends TypeAttributInterface, LawAttributInterface, GrantedInterface, GrantAttributInterface, RecieverAttributInterface, RelationAttributInterface, ConditionAttributInterface, LayerAttributInterface, MetaInterface
 {
 }
diff --git a/application/src/Entity/Method/GrantedInterface.php b/application/src/Entity/Method/GrantedInterface.php
new file mode 100644
index 0000000..5e7c4a3
--- /dev/null
+++ b/application/src/Entity/Method/GrantedInterface.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Entity\Method;
+
+use App\Entity\Source\SourceInterface;
+
+/**
+ * @author kevinfrantz
+ */
+interface GrantedInterface
+{
+    /**
+     * Returns true if the source is granted access to the layer with the requested right.
+     * @param SourceInterface $source
+     * @param string $right
+     * @return bool
+     */
+    public function isGranted(SourceInterface $source, string $layer, string $right): bool;
+}
diff --git a/application/src/Entity/Method/RelationGrantedInterface.php b/application/src/Entity/Method/RelationGrantedInterface.php
deleted file mode 100644
index 14c89b1..0000000
--- a/application/src/Entity/Method/RelationGrantedInterface.php
+++ /dev/null
@@ -1,22 +0,0 @@
-<?php
-
-namespace App\Entity\Method;
-
-use App\Entity\Meta\RelationInterface;
-
-/**
- * @author kevinfrantz
- */
-interface RelationGrantedInterface
-{
-    /**
-     * @deprecated Methods shouldn't be used on the entity level
-     *
-     * @param RelationInterface $relation
-     * @param string            $layer
-     * @param string            $right
-     *
-     * @return bool
-     */
-    public function isGranted(RelationInterface $relation, string $layer, string $right): bool;
-}