diff --git a/serializer/RegionalChapter.yaml b/serializer/RegionalChapter.yaml
new file mode 100644
index 0000000..9aa36b8
--- /dev/null
+++ b/serializer/RegionalChapter.yaml
@@ -0,0 +1,8 @@
+Netzbegruenung\Api\Model\RegionalChapter:
+  properties:
+    id:
+      type: string
+    name:
+      type: string
+    type:
+      type: string
diff --git a/serializer/RegionalChapterFilter.yaml b/serializer/RegionalChapterFilter.yaml
new file mode 100644
index 0000000..bc68628
--- /dev/null
+++ b/serializer/RegionalChapterFilter.yaml
@@ -0,0 +1,6 @@
+Netzbegruenung\Api\Model\RegionalChapterFilter:
+  properties:
+    limit:
+      type: integer
+    offset:
+      type: integer
diff --git a/serializer/RegionalChapterList.yaml b/serializer/RegionalChapterList.yaml
new file mode 100644
index 0000000..2d400f9
--- /dev/null
+++ b/serializer/RegionalChapterList.yaml
@@ -0,0 +1,6 @@
+Netzbegruenung\Api\Model\RegionalChapterList:
+  properties:
+    count:
+      type: integer
+    items:
+      type: array<Netzbegruenung\Api\Model\RegionalChapter>
diff --git a/src/RegionalChapter.php b/src/RegionalChapter.php
new file mode 100644
index 0000000..3e58c50
--- /dev/null
+++ b/src/RegionalChapter.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace Netzbegruenung\Api\Model;
+
+class RegionalChapter
+{
+    /**
+     * @var string
+     */
+    protected $id;
+
+    /**
+     * @var string
+     */
+    protected $name;
+
+    /**
+     * @var string
+     */
+    protected $type;
+
+    /**
+     * @return string
+     */
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    /**
+     * @param string $id
+     */
+    public function setId(string $id): void
+    {
+        $this->id = $id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @param string $name
+     */
+    public function setName(string $name): void
+    {
+        $this->name = $name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @param string $type
+     */
+    public function setType(string $type): void
+    {
+        $this->type = $type;
+    }
+}
\ No newline at end of file
diff --git a/src/RegionalChapterFilter.php b/src/RegionalChapterFilter.php
new file mode 100644
index 0000000..87ade1d
--- /dev/null
+++ b/src/RegionalChapterFilter.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Netzbegruenung\Api\Model;
+
+class RegionalChapterFilter
+{
+    /**
+     * @var int|null
+     */
+    protected $limit;
+
+    /**
+     * @var int|null
+     */
+    protected $offset;
+
+    /**
+     * @return int|null
+     */
+    public function getLimit(): ?int
+    {
+        return $this->limit;
+    }
+
+    /**
+     * @param int|null $limit
+     */
+    public function setLimit(?int $limit): void
+    {
+        $this->limit = $limit;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function getOffset(): ?int
+    {
+        return $this->offset;
+    }
+
+    /**
+     * @param int|null $offset
+     */
+    public function setOffset(?int $offset): void
+    {
+        $this->offset = $offset;
+    }
+}
\ No newline at end of file
diff --git a/src/RegionalChapterList.php b/src/RegionalChapterList.php
new file mode 100644
index 0000000..2cf23eb
--- /dev/null
+++ b/src/RegionalChapterList.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace Netzbegruenung\Api\Model;
+
+class RegionalChapterList
+{
+    /**
+     * @var int|null
+     */
+    protected $count;
+
+    /**
+     * @var RegionalChapter[]
+     */
+    protected $items = [];
+
+    /**
+     * @return int|null
+     */
+    public function getCount(): ?int
+    {
+        return $this->count;
+    }
+
+    /**
+     * @param int|null $count
+     */
+    public function setCount(?int $count): void
+    {
+        $this->count = $count;
+    }
+
+    /**
+     * @return RegionalChapter[]
+     */
+    public function getItems(): array
+    {
+        return $this->items;
+    }
+
+    /**
+     * @param RegionalChapter[] $items
+     */
+    public function setItems(array $items): void
+    {
+        $this->items = $items;
+    }
+
+    /**
+     * @param RegionalChapter $item
+     */
+    public function addItem(RegionalChapter $item): void
+    {
+        $this->items[] = $item;
+    }
+}
\ No newline at end of file