diff --git a/packages/abstractions/kiota_abstractions/date_utils.py b/packages/abstractions/kiota_abstractions/date_utils.py
index 05e9572d..eb0877fd 100644
--- a/packages/abstractions/kiota_abstractions/date_utils.py
+++ b/packages/abstractions/kiota_abstractions/date_utils.py
@@ -48,13 +48,16 @@ def parse_timedelta_from_iso_format(text: str) -> timedelta:
         raise ValueError("Combining weeks with other date/time parts is not supported")
 
     _total_days = (years * 365) + (months * 30) + days
-    return timedelta(
-        days=_total_days,
-        hours=hours,
-        minutes=minutes,
-        seconds=seconds,
-        weeks=weeks,
-    )
+    try:
+        return timedelta(
+            days=_total_days,
+            hours=hours,
+            minutes=minutes,
+            seconds=seconds,
+            weeks=weeks,
+        )
+    except OverflowError as exc:
+        raise ValueError(f"ISO8601 duration out of range: {text}") from exc
 
 
 _TIMEDELTA_PATTERN = re.compile(r"^(?P<hours>\d+):(?P<minutes>\d+)(?::(?P<seconds>\d+))?$")
@@ -73,7 +76,10 @@ def parse_timedelta_string(text: str) -> timedelta:
         hours = int(m.group("hours"))
         minutes = int(m.group("minutes"))
         seconds = int(m.group("seconds") or 0)
-        return timedelta(hours=hours, minutes=minutes, seconds=seconds)
+        try:
+            return timedelta(hours=hours, minutes=minutes, seconds=seconds)
+        except OverflowError as overflow:
+            raise ValueError(f"Timedelta string out of range: {text}") from overflow
 
 
 _TIME_REPLACEMENT_PATTERN = re.compile(r'(\d)([.,])(\d+)')
diff --git a/packages/abstractions/tests/test_date_utils.py b/packages/abstractions/tests/test_date_utils.py
index 640a2393..df9fc495 100644
--- a/packages/abstractions/tests/test_date_utils.py
+++ b/packages/abstractions/tests/test_date_utils.py
@@ -84,3 +84,15 @@ def test_parse_timedelta_string_valid(text:str, expected_hours:int):
     result = parse_timedelta_string(text)
     assert result.days == 0
     assert result.seconds == expected_hours * 3600
+
+
+@pytest.mark.parametrize("text", ["P1000000000D", "PT24000000000H", "P" + "9" * 400 + "D"])
+def test_parse_timedelta_from_iso_format_out_of_range(text: str):
+    with pytest.raises(ValueError, match="out of range"):
+        parse_timedelta_from_iso_format(text)
+
+
+@pytest.mark.parametrize("text", ["50001140846:00021", "P1000000000D"])
+def test_parse_timedelta_string_out_of_range(text: str):
+    with pytest.raises(ValueError):
+        parse_timedelta_string(text)
diff --git a/packages/serialization/form/tests/unit/test_form_parse_node.py b/packages/serialization/form/tests/unit/test_form_parse_node.py
index 94dff9c4..51b4faf5 100644
--- a/packages/serialization/form/tests/unit/test_form_parse_node.py
+++ b/packages/serialization/form/tests/unit/test_form_parse_node.py
@@ -175,6 +175,13 @@ def test_get_object_value():
     assert result.additional_data["mobilePhone"]
     assert result.additional_data["accountEnabled"] == "true"
     assert result.additional_data["jobTitle"] == "Auditor"
+
+
+@pytest.mark.parametrize("value", ["50001140846:00021", "P1000000000D"])
+def test_get_object_value_keeps_out_of_range_duration_as_string(value):
+    parse_node = FormParseNode(f"jobTitle=Auditor&extra={value}")
+    result = parse_node.get_object_value(TestEntity)
+    assert result.additional_data["extra"] == value
     
 def returns_default_if_child_node_does_not_exist():
     parse_node = FormParseNode(TEST_USER_FORM)
diff --git a/packages/serialization/json/tests/unit/test_json_parse_node.py b/packages/serialization/json/tests/unit/test_json_parse_node.py
index 4bc54713..c5d59dc8 100644
--- a/packages/serialization/json/tests/unit/test_json_parse_node.py
+++ b/packages/serialization/json/tests/unit/test_json_parse_node.py
@@ -105,6 +105,12 @@ def test_get_timedelta_value():
     assert str(result) == "0:00:30"
 
 
+@pytest.mark.parametrize("value", ["50001140846:00021", "P1000000000D"])
+def test_get_timedelta_value_out_of_range(value):
+    parse_node = JsonParseNode(value)
+    assert parse_node.get_timedelta_value() is None
+
+
 def test_get_collection_of_primitive_values():
     parse_node = JsonParseNode([12.1, 12.2, 12.3, 12.4, 12.5])
     result = parse_node.get_collection_of_primitive_values(float)
diff --git a/packages/serialization/json/tests/unit/test_json_serialization_writer.py b/packages/serialization/json/tests/unit/test_json_serialization_writer.py
index 207136c0..d115c1bc 100644
--- a/packages/serialization/json/tests/unit/test_json_serialization_writer.py
+++ b/packages/serialization/json/tests/unit/test_json_serialization_writer.py
@@ -150,6 +150,13 @@ def test_write_timedelta_value_invalid_string():
     assert "Invalid timedelta string value found for property diff" in str(excinfo.value)
 
 
+@pytest.mark.parametrize("value", ["50001140846:00021", "P1000000000D"])
+def test_write_timedelta_value_out_of_range_string(value):
+    json_serialization_writer = JsonSerializationWriter()
+    with pytest.raises(ValueError, match="Invalid timedelta string value found for property diff"):
+        json_serialization_writer.write_timedelta_value("diff", value)
+
+
 def test_write_date_value():
     json_serialization_writer = JsonSerializationWriter()
     json_serialization_writer.write_date_value("birthday", date(2000,9,4))