diff --git a/application/symfony/src/Entity/Attribut/ActionTypeAttribut.php b/application/symfony/src/Entity/Attribut/ActionTypeAttribut.php
new file mode 100644
index 0000000..8c2829e
--- /dev/null
+++ b/application/symfony/src/Entity/Attribut/ActionTypeAttribut.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Entity\Attribut;
+
+use App\Exception\NoValidChoiceException;
+use App\DBAL\Types\ActionType;
+
+/**
+ * @author kevinfrantz
+ */
+trait ActionTypeAttribut
+{
+    /**
+     * @see ActionType
+     *
+     * @var string
+     */
+    protected $actionType;
+
+    /**
+     * @param string $actionType
+     */
+    public function setActionType(string $actionType): void
+    {
+        if (!array_key_exists($actionType, ActionType::getChoices())) {
+            throw new NoValidChoiceException('The type is not a valid action type.');
+        }
+        $this->actionType = $actionType;
+    }
+
+    /**
+     * @return string
+     */
+    public function getActionType(): string
+    {
+        return $this->actionType;
+    }
+}
diff --git a/application/symfony/src/Entity/Attribut/ActionTypeAttributInterface.php b/application/symfony/src/Entity/Attribut/ActionTypeAttributInterface.php
new file mode 100644
index 0000000..3e04d8c
--- /dev/null
+++ b/application/symfony/src/Entity/Attribut/ActionTypeAttributInterface.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Entity\Attribut;
+
+use App\DBAL\Types\ActionType;
+
+/**
+ * @author kevinfrantz
+ *
+ * @see ActionType
+ */
+interface ActionTypeAttributInterface
+{
+    /**
+     * @see ActionType
+     *
+     * @param string $actionType
+     */
+    public function setActionType(string $actionType): void;
+
+    /**
+     * @see ActionType
+     *
+     * @return string
+     */
+    public function getActionType(): string;
+}
diff --git a/application/symfony/src/Entity/Attribut/CrudAttribut.php b/application/symfony/src/Entity/Attribut/CrudAttribut.php
index 8b4c0d3..a6cd421 100644
--- a/application/symfony/src/Entity/Attribut/CrudAttribut.php
+++ b/application/symfony/src/Entity/Attribut/CrudAttribut.php
@@ -6,8 +6,6 @@ use App\Exception\NoValidChoiceException;
 use App\DBAL\Types\Meta\Right\CRUDType;
 
 /**
- * @todo Implement a trait for crud which substitute this one.
- *
  * @author kevinfrantz
  */
 trait CrudAttribut
diff --git a/application/symfony/tests/Unit/Entity/Attribut/ActionTypeAttributTest.php b/application/symfony/tests/Unit/Entity/Attribut/ActionTypeAttributTest.php
new file mode 100644
index 0000000..d8a90fa
--- /dev/null
+++ b/application/symfony/tests/Unit/Entity/Attribut/ActionTypeAttributTest.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Tests\Unit\Entity\Attribut;
+
+use PHPUnit\Framework\TestCase;
+use App\Exception\NoValidChoiceException;
+use App\Entity\Attribut\ActionTypeAttributInterface;
+use App\Entity\Attribut\ActionTypeAttribut;
+use App\DBAL\Types\ActionType;
+
+/**
+ * @author kevinfrantz
+ */
+class ActionTypeAttributTest extends TestCase
+{
+    /**
+     * @var ActionTypeAttributInterface
+     */
+    protected $actionTypeAttribut;
+
+    public function setUp(): void
+    {
+        $this->actionTypeAttribut = new class() implements ActionTypeAttributInterface {
+            use ActionTypeAttribut;
+        };
+    }
+
+    public function testConstructor(): void
+    {
+        $this->expectException(\TypeError::class);
+        $this->actionTypeAttribut->getActionType();
+    }
+
+    public function testAccessors(): void
+    {
+        foreach (ActionType::getChoices() as $enum) {
+            $this->assertNull($this->actionTypeAttribut->setActionType($enum));
+            $this->assertEquals($enum, $this->actionTypeAttribut->getActionType());
+        }
+        $this->expectException(NoValidChoiceException::class);
+        $this->actionTypeAttribut->setActionType('NoneValidType');
+    }
+}