diff --git a/docling_core/types/doc/document.py b/docling_core/types/doc/document.py
index 841e786..ec62ffe 100644
--- a/docling_core/types/doc/document.py
+++ b/docling_core/types/doc/document.py
@@ -36,7 +36,7 @@
 from docling_core.types.base import _JSON_POINTER_REGEX
 from docling_core.types.doc import BoundingBox, Size
 from docling_core.types.doc.base import ImageRefMode
-from docling_core.types.doc.labels import DocItemLabel, GroupLabel
+from docling_core.types.doc.labels import DocItemLabel, GroupLabel, InvisibleTextLabel
 from docling_core.types.legacy_doc.tokens import DocumentToken
 from docling_core.utils.file import relative_path
 
@@ -640,6 +640,13 @@ def export_to_document_tokens(
         return body
 
 
+class InvisibleTextItem(TextItem):
+    """InvisibleTextItem."""
+
+    label: typing.Literal[DocItemLabel.INVISIBLE_TEXT] = DocItemLabel.INVISIBLE_TEXT
+    category: InvisibleTextLabel
+
+
 class SectionHeaderItem(TextItem):
     """SectionItem."""
 
diff --git a/docling_core/types/doc/labels.py b/docling_core/types/doc/labels.py
index f5b5c32..9cfd8a9 100644
--- a/docling_core/types/doc/labels.py
+++ b/docling_core/types/doc/labels.py
@@ -28,12 +28,22 @@ class DocItemLabel(str, Enum):
     # Additional labels for markup-based formats (e.g. HTML, Word)
     PARAGRAPH = "paragraph"  # explicitly a paragraph and not arbitrary text
     REFERENCE = "reference"
+    INVISIBLE_TEXT = "invisible_text"
 
     def __str__(self):
         """Get string value."""
         return str(self.value)
 
 
+class InvisibleTextLabel(str, Enum):
+    """InvisibleTextLabel."""
+
+    UNSPECIFIED = "unspecified"
+
+    INVISIBLE_TEXT = "invisible_text"
+    AUTHOR_NOTE = "author_note"
+
+
 class GroupLabel(str, Enum):
     """GroupLabel."""
 
diff --git a/docs/DoclingDocument.json b/docs/DoclingDocument.json
index 7772b84..a3c7de8 100644
--- a/docs/DoclingDocument.json
+++ b/docs/DoclingDocument.json
@@ -192,7 +192,8 @@
         "form",
         "key_value_region",
         "paragraph",
-        "reference"
+        "reference",
+        "invisible_text"
       ],
       "title": "DocItemLabel",
       "type": "string"
diff --git a/test/data/docling_document/unit/InvisibleTextItem.yaml b/test/data/docling_document/unit/InvisibleTextItem.yaml
new file mode 100644
index 0000000..37c227d
--- /dev/null
+++ b/test/data/docling_document/unit/InvisibleTextItem.yaml
@@ -0,0 +1,8 @@
+category: author_note
+children: []
+label: invisible_text
+orig: whatever
+parent: null
+prov: []
+self_ref: '#'
+text: whatever
diff --git a/test/test_docling_doc.py b/test/test_docling_doc.py
index e12abb8..ddabc5d 100644
--- a/test/test_docling_doc.py
+++ b/test/test_docling_doc.py
@@ -19,6 +19,7 @@
     DocumentOrigin,
     FloatingItem,
     ImageRef,
+    InvisibleTextItem,
     KeyValueItem,
     ListItem,
     PictureItem,
@@ -30,7 +31,7 @@
     TableItem,
     TextItem,
 )
-from docling_core.types.doc.labels import DocItemLabel, GroupLabel
+from docling_core.types.doc.labels import DocItemLabel, GroupLabel, InvisibleTextLabel
 
 GENERATE = False
 
@@ -138,6 +139,14 @@ def verify(dc, obj):
             )
             verify(dc, obj)
 
+        elif dc is InvisibleTextItem:
+            obj = dc(
+                text="whatever",
+                orig="whatever",
+                self_ref="#",
+                category=InvisibleTextLabel.AUTHOR_NOTE,
+            )
+            verify(dc, obj)
         else:
             # print(f"{dc.__name__} is not known")
             assert False, "new derived class detected {dc.__name__}: {e}"