diff --git a/src/Dto/InstalledModule.php b/src/Dto/InstalledModule.php
deleted file mode 100644
index c38378a..0000000
--- a/src/Dto/InstalledModule.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-
-namespace Novosga\Dto;
-
-final class InstalledModule
-{
-    public function __construct(
-        public readonly bool $active,
-        public readonly string $key,
-        public readonly string $displayName,
-        public readonly string $iconName,
-        public readonly string $homeRoute,
-    ) {
-    }
-}
diff --git a/src/Service/ApplicationSettingsServiceInterface.php b/src/Service/ApplicationSettingsServiceInterface.php
new file mode 100644
index 0000000..ae0ac69
--- /dev/null
+++ b/src/Service/ApplicationSettingsServiceInterface.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Novo SGA project.
+ *
+ * (c) Rogerio Lino <rogeriolino@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Novosga\Service;
+
+use Novosga\Settings\AppearanceSettings;
+use Novosga\Settings\ApplicationSettings;
+use Novosga\Settings\BehaviorSettings;
+use Novosga\Settings\QueueSettings;
+
+/**
+ * ApplicationSettingsServiceInterface
+ *
+ * @author Rogerio Lino <rogeriolino@gmail.com>
+ */
+interface ApplicationSettingsServiceInterface
+{
+    public function loadSettings(): ApplicationSettings;
+
+    public function loadAppearanceSettings(): AppearanceSettings;
+
+    public function loadQueueSettings(): QueueSettings;
+
+    public function loadBehaviorSettings(): BehaviorSettings;
+
+    public function saveSettings(ApplicationSettings $settings): void;
+
+    public function saveAppearanceSettings(AppearanceSettings $settings): void;
+
+    public function saveBehaviorSettings(BehaviorSettings $settings): void;
+
+    public function saveQueueSettings(QueueSettings $settings): void;
+}
diff --git a/src/Service/ModuleServiceInterface.php b/src/Service/ModuleServiceInterface.php
index dbe9318..54059af 100644
--- a/src/Service/ModuleServiceInterface.php
+++ b/src/Service/ModuleServiceInterface.php
@@ -13,7 +13,7 @@
 
 namespace Novosga\Service;
 
-use Novosga\Dto\InstalledModule;
+use Novosga\Settings\InstalledModule;
 
 interface ModuleServiceInterface
 {
diff --git a/src/Settings/AppearanceSettings.php b/src/Settings/AppearanceSettings.php
new file mode 100644
index 0000000..6a54e52
--- /dev/null
+++ b/src/Settings/AppearanceSettings.php
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Novo SGA project.
+ *
+ * (c) Rogerio Lino <rogeriolino@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Novosga\Settings;
+
+/**
+ * AppearanceSettings
+ *
+ * @author Rogerio Lino <rogeriolino@gmail.com>
+ */
+class AppearanceSettings
+{
+    public function __construct(
+        public string $logoNavbar = '',
+        public string $logoLogin = '',
+        public string $theme = '',
+        public string $navbarColor = '',
+        public string $customCSS = '',
+        public string $customJS = '',
+    ) {
+    }
+}
diff --git a/src/Service/ConfigurationInterface.php b/src/Settings/ApplicationSettings.php
similarity index 56%
rename from src/Service/ConfigurationInterface.php
rename to src/Settings/ApplicationSettings.php
index 9131cd1..ab4b2dc 100644
--- a/src/Service/ConfigurationInterface.php
+++ b/src/Settings/ApplicationSettings.php
@@ -11,14 +11,19 @@
  * file that was distributed with this source code.
  */
 
-namespace Novosga\Service;
+namespace Novosga\Settings;
 
 /**
- * ConfigurationInterface
+ * ApplicationSettings
  *
  * @author Rogerio Lino <rogeriolino@gmail.com>
  */
-interface ConfigurationInterface
+class ApplicationSettings
 {
-    public function get(string $key): mixed;
+    public function __construct(
+        public AppearanceSettings $appearance,
+        public BehaviorSettings $behavior,
+        public QueueSettings $queue,
+    ) {
+    }
 }
diff --git a/src/Settings/BehaviorSettings.php b/src/Settings/BehaviorSettings.php
new file mode 100644
index 0000000..96dfe8b
--- /dev/null
+++ b/src/Settings/BehaviorSettings.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Novo SGA project.
+ *
+ * (c) Rogerio Lino <rogeriolino@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Novosga\Settings;
+
+/**
+ * BehaviorSettings
+ *
+ * @author Rogerio Lino <rogeriolino@gmail.com>
+ */
+class BehaviorSettings
+{
+    public function __construct(
+        public bool $prioritySwap = false,
+        public string $prioritySwapMethod = 'unity',
+        public int $prioritySwapCount = 1,
+        public bool $callTicketByService = false,
+        public bool $callTicketOutOfOrder = false,
+    ) {
+    }
+}
diff --git a/src/Settings/InstalledModule.php b/src/Settings/InstalledModule.php
new file mode 100644
index 0000000..d7e25c4
--- /dev/null
+++ b/src/Settings/InstalledModule.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Novo SGA project.
+ *
+ * (c) Rogerio Lino <rogeriolino@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Novosga\Settings;
+
+/**
+ * InstalledModule
+ *
+ * @author Rogerio Lino <rogeriolino@gmail.com>
+ */
+final class InstalledModule
+{
+    public function __construct(
+        public readonly bool $active,
+        public readonly string $key,
+        public readonly string $displayName,
+        public readonly string $iconName,
+        public readonly string $homeRoute,
+    ) {
+    }
+}
diff --git a/src/Settings/QueueSettings.php b/src/Settings/QueueSettings.php
new file mode 100644
index 0000000..88712c9
--- /dev/null
+++ b/src/Settings/QueueSettings.php
@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Novo SGA project.
+ *
+ * (c) Rogerio Lino <rogeriolino@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Novosga\Settings;
+
+/**
+ * QueueSettings
+ *
+ * @author Rogerio Lino <rogeriolino@gmail.com>
+ */
+class QueueSettings
+{
+    /** @param array<array<string,string>> $ordering */
+    public function __construct(
+        public array $ordering = [],
+    ) {
+        if (!count($this->ordering)) {
+            $this->ordering = [
+                [
+                    'field' => 'dataAgendamento',
+                    'order' => 'ASC',
+                ],
+                [
+                    'field' => 'servicoUsuario',
+                    'order' => 'ASC',
+                ],
+                [
+                    'field' => 'prioridade',
+                    'order' => 'DESC',
+                ],
+                [
+                    'field' => 'servicoUnidade',
+                    'order' => 'DESC',
+                ],
+                [
+                    'field' => 'dataChegada',
+                    'order' => 'ASC',
+                ],
+            ];
+        }
+    }
+}