diff --git a/aas_core3/jsonization.py b/aas_core3/jsonization.py
index be6b9631..c62ff3b8 100644
--- a/aas_core3/jsonization.py
+++ b/aas_core3/jsonization.py
@@ -1066,6 +1066,9 @@ def asset_administration_shell_from_jsonable(
             exception.path._prepend(PropertySegment(jsonable_value, key))
             raise exception
 
+    if setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
@@ -1075,11 +1078,11 @@ def asset_administration_shell_from_jsonable(
         )
 
     return aas_types.AssetAdministrationShell(
+        setter.id_short,
         setter.id,
         setter.asset_information,
         setter.extensions,
         setter.category,
-        setter.id_short,
         setter.display_name,
         setter.description,
         setter.administration,
@@ -1652,14 +1655,17 @@ def submodel_from_jsonable(jsonable: Jsonable) -> aas_types.Submodel:
             exception.path._prepend(PropertySegment(jsonable_value, key))
             raise exception
 
+    if setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
     return aas_types.Submodel(
+        setter.id_short,
         setter.id,
         setter.extensions,
         setter.category,
-        setter.id_short,
         setter.display_name,
         setter.description,
         setter.administration,
@@ -5993,14 +5999,17 @@ def concept_description_from_jsonable(
             exception.path._prepend(PropertySegment(jsonable_value, key))
             raise exception
 
+    if setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
     return aas_types.ConceptDescription(
+        setter.id_short,
         setter.id,
         setter.extensions,
         setter.category,
-        setter.id_short,
         setter.display_name,
         setter.description,
         setter.administration,
@@ -8116,8 +8125,7 @@ def transform_asset_administration_shell(
         if that.category is not None:
             jsonable["category"] = that.category
 
-        if that.id_short is not None:
-            jsonable["idShort"] = that.id_short
+        jsonable["idShort"] = that.id_short
 
         if that.display_name is not None:
             jsonable["displayName"] = [
@@ -8220,8 +8228,7 @@ def transform_submodel(self, that: aas_types.Submodel) -> MutableJsonable:
         if that.category is not None:
             jsonable["category"] = that.category
 
-        if that.id_short is not None:
-            jsonable["idShort"] = that.id_short
+        jsonable["idShort"] = that.id_short
 
         if that.display_name is not None:
             jsonable["displayName"] = [
@@ -9049,8 +9056,7 @@ def transform_concept_description(
         if that.category is not None:
             jsonable["category"] = that.category
 
-        if that.id_short is not None:
-            jsonable["idShort"] = that.id_short
+        jsonable["idShort"] = that.id_short
 
         if that.display_name is not None:
             jsonable["displayName"] = [
diff --git a/aas_core3/types.py b/aas_core3/types.py
index 1b5aac5c..cd9ff0a9 100644
--- a/aas_core3/types.py
+++ b/aas_core3/types.py
@@ -397,6 +397,37 @@ def __init__(
 class Identifiable(Referable):
     """An element that has a globally unique identifier."""
 
+    #: In case of identifiables this attribute is a short name of the element.
+    #: In case of referable this ID is an identifying string of the element within
+    #: its name space.
+    #:
+    #: .. note::
+    #:
+    #:     In case the element is a property and the property has a semantic definition
+    #:     (:py:attr:`HasSemantics.semantic_id`) conformant to IEC61360
+    #:     the :py:attr:`id_short` is typically identical to the short name in English.
+    #:
+    #: :py:attr:`id_short` is strengthened to required in this class,
+    #: see :ref:`Constraint AASd-117 <constraint_AASd-117>`.
+    id_short: str
+
+    # region Strengthening of id_short
+    @property  # type: ignore
+    def id_short(self) -> str:
+        # pylint: disable=missing-function-docstring
+        return self._id_short
+
+    @id_short.setter
+    def id_short(self, new_id_short: Optional[str]) -> None:
+        if new_id_short is None:
+            raise ValueError(
+                "Unexpected None id_short assigned to an instance of Identifiable"
+            )
+
+        self._id_short = new_id_short
+
+    # endregion
+
     #: Administrative information of an identifiable element.
     #:
     #: .. note::
@@ -410,10 +441,10 @@ class Identifiable(Referable):
 
     def __init__(
         self,
+        id_short: str,
         id: str,
         extensions: Optional[List["Extension"]] = None,
         category: Optional[str] = None,
-        id_short: Optional[str] = None,
         display_name: Optional[List["LangStringNameType"]] = None,
         description: Optional[List["LangStringTextType"]] = None,
         administration: Optional["AdministrativeInformation"] = None,
@@ -424,6 +455,9 @@ def __init__(
         )
         self.id = id
         self.administration = administration
+        # region Strengthening
+        self._id_short = id_short
+        # endregion
 
 
 class ModellingKind(enum.Enum):
@@ -931,11 +965,11 @@ def transform_with_context(
 
     def __init__(
         self,
+        id_short: str,
         id: str,
         asset_information: "AssetInformation",
         extensions: Optional[List["Extension"]] = None,
         category: Optional[str] = None,
-        id_short: Optional[str] = None,
         display_name: Optional[List["LangStringNameType"]] = None,
         description: Optional[List["LangStringTextType"]] = None,
         administration: Optional["AdministrativeInformation"] = None,
@@ -948,10 +982,10 @@ def __init__(
         """Initialize with the given values."""
         Identifiable.__init__(
             self,
+            id_short,
             id,
             extensions,
             category,
-            id_short,
             display_name,
             description,
             administration,
@@ -960,6 +994,9 @@ def __init__(
         self.derived_from = derived_from
         self.asset_information = asset_information
         self.submodels = submodels
+        # region Strengthening
+        self._id_short = id_short
+        # endregion
 
 
 class AssetInformation(Class):
@@ -1448,10 +1485,10 @@ def transform_with_context(
 
     def __init__(
         self,
+        id_short: str,
         id: str,
         extensions: Optional[List["Extension"]] = None,
         category: Optional[str] = None,
-        id_short: Optional[str] = None,
         display_name: Optional[List["LangStringNameType"]] = None,
         description: Optional[List["LangStringTextType"]] = None,
         administration: Optional["AdministrativeInformation"] = None,
@@ -1467,10 +1504,10 @@ def __init__(
         """Initialize with the given values."""
         Identifiable.__init__(
             self,
+            id_short,
             id,
             extensions,
             category,
-            id_short,
             display_name,
             description,
             administration,
@@ -1480,6 +1517,9 @@ def __init__(
         Qualifiable.__init__(self, qualifiers)
         HasDataSpecification.__init__(self, embedded_data_specifications)
         self.submodel_elements = submodel_elements
+        # region Strengthening
+        self._id_short = id_short
+        # endregion
 
 
 class SubmodelElement(Referable, HasSemantics, Qualifiable, HasDataSpecification):
@@ -4499,10 +4539,10 @@ def transform_with_context(
 
     def __init__(
         self,
+        id_short: str,
         id: str,
         extensions: Optional[List["Extension"]] = None,
         category: Optional[str] = None,
-        id_short: Optional[str] = None,
         display_name: Optional[List["LangStringNameType"]] = None,
         description: Optional[List["LangStringTextType"]] = None,
         administration: Optional["AdministrativeInformation"] = None,
@@ -4514,16 +4554,19 @@ def __init__(
         """Initialize with the given values."""
         Identifiable.__init__(
             self,
+            id_short,
             id,
             extensions,
             category,
-            id_short,
             display_name,
             description,
             administration,
         )
         HasDataSpecification.__init__(self, embedded_data_specifications)
         self.is_case_of = is_case_of
+        # region Strengthening
+        self._id_short = id_short
+        # endregion
 
 
 class ReferenceTypes(enum.Enum):
diff --git a/aas_core3/verification.py b/aas_core3/verification.py
index 4a9aee5e..fb257897 100644
--- a/aas_core3/verification.py
+++ b/aas_core3/verification.py
@@ -2103,13 +2103,6 @@ def transform_asset_administration_shell(
         ):
             yield Error("Display name specifies no duplicate languages.")
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if not (
             not (that.embedded_data_specifications is not None)
             or (len(that.embedded_data_specifications) >= 1)
@@ -2156,10 +2149,9 @@ def transform_asset_administration_shell(
                 error.path._prepend(PropertySegment(that, "category"))
                 yield error
 
-        if that.id_short is not None:
-            for error in verify_id_short_type(that.id_short):
-                error.path._prepend(PropertySegment(that, "id_short"))
-                yield error
+        for error in verify_id_short_type(that.id_short):
+            error.path._prepend(PropertySegment(that, "id_short"))
+            yield error
 
         if that.display_name is not None:
             for i, another_item in enumerate(that.display_name):
@@ -2400,13 +2392,6 @@ def transform_submodel(self, that: aas_types.Submodel) -> Iterator[Error]:
         ):
             yield Error("Display name specifies no duplicate languages.")
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if not (
             not (that.supplemental_semantic_ids is not None)
             or (len(that.supplemental_semantic_ids) >= 1)
@@ -2536,10 +2521,9 @@ def transform_submodel(self, that: aas_types.Submodel) -> Iterator[Error]:
                 error.path._prepend(PropertySegment(that, "category"))
                 yield error
 
-        if that.id_short is not None:
-            for error in verify_id_short_type(that.id_short):
-                error.path._prepend(PropertySegment(that, "id_short"))
-                yield error
+        for error in verify_id_short_type(that.id_short):
+            error.path._prepend(PropertySegment(that, "id_short"))
+            yield error
 
         if that.display_name is not None:
             for i, another_item in enumerate(that.display_name):
@@ -2684,13 +2668,6 @@ def transform_relationship_element(
                 + "at least one item."
             )
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if that.extensions is not None:
             for i, an_item in enumerate(that.extensions):
                 for error in self.transform(an_item):
@@ -4237,13 +4214,6 @@ def transform_annotated_relationship_element(
                 + "at least one item."
             )
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if not (not (that.annotations is not None) or (len(that.annotations) >= 1)):
             yield Error(
                 "Annotations must be either not set or have at least one " + "item."
@@ -4693,13 +4663,6 @@ def transform_basic_event_element(
                 + "at least one item."
             )
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if not (
             not (that.direction == aas_types.Direction.INPUT)
             or (that.max_interval is None)
@@ -5202,13 +5165,6 @@ def transform_concept_description(
         ):
             yield Error("Display name specifies no duplicate languages.")
 
-        if not (that.id_short is not None):
-            yield Error(
-                "Constraint AASd-117: ID-short of Referables not being "
-                + "a direct child of a Submodel element list shall be "
-                + "specified."
-            )
-
         if not (
             not (that.embedded_data_specifications is not None)
             or (len(that.embedded_data_specifications) >= 1)
@@ -5332,10 +5288,9 @@ def transform_concept_description(
                 error.path._prepend(PropertySegment(that, "category"))
                 yield error
 
-        if that.id_short is not None:
-            for error in verify_id_short_type(that.id_short):
-                error.path._prepend(PropertySegment(that, "id_short"))
-                yield error
+        for error in verify_id_short_type(that.id_short):
+            error.path._prepend(PropertySegment(that, "id_short"))
+            yield error
 
         if that.display_name is not None:
             for i, another_item in enumerate(that.display_name):
diff --git a/aas_core3/xmlization.py b/aas_core3/xmlization.py
index 7c82f544..51eac694 100644
--- a/aas_core3/xmlization.py
+++ b/aas_core3/xmlization.py
@@ -10900,6 +10900,9 @@ def _read_asset_administration_shell_as_sequence(
             exception.path._prepend(ElementSegment(next_element))
             raise
 
+    if reader_and_setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if reader_and_setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
@@ -10909,11 +10912,11 @@ def _read_asset_administration_shell_as_sequence(
         )
 
     return aas_types.AssetAdministrationShell(
+        reader_and_setter.id_short,
         reader_and_setter.id,
         reader_and_setter.asset_information,
         reader_and_setter.extensions,
         reader_and_setter.category,
-        reader_and_setter.id_short,
         reader_and_setter.display_name,
         reader_and_setter.description,
         reader_and_setter.administration,
@@ -12017,14 +12020,17 @@ def _read_submodel_as_sequence(
             exception.path._prepend(ElementSegment(next_element))
             raise
 
+    if reader_and_setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if reader_and_setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
     return aas_types.Submodel(
+        reader_and_setter.id_short,
         reader_and_setter.id,
         reader_and_setter.extensions,
         reader_and_setter.category,
-        reader_and_setter.id_short,
         reader_and_setter.display_name,
         reader_and_setter.description,
         reader_and_setter.administration,
@@ -20021,14 +20027,17 @@ def _read_concept_description_as_sequence(
             exception.path._prepend(ElementSegment(next_element))
             raise
 
+    if reader_and_setter.id_short is None:
+        raise DeserializationException("The required property 'idShort' is missing")
+
     if reader_and_setter.id is None:
         raise DeserializationException("The required property 'id' is missing")
 
     return aas_types.ConceptDescription(
+        reader_and_setter.id_short,
         reader_and_setter.id,
         reader_and_setter.extensions,
         reader_and_setter.category,
-        reader_and_setter.id_short,
         reader_and_setter.display_name,
         reader_and_setter.description,
         reader_and_setter.administration,
@@ -23945,8 +23954,7 @@ def _write_asset_administration_shell_as_sequence(
         if that.category is not None:
             self._write_str_property("category", that.category)
 
-        if that.id_short is not None:
-            self._write_str_property("idShort", that.id_short)
+        self._write_str_property("idShort", that.id_short)
 
         if that.display_name is not None:
             if len(that.display_name) == 0:
@@ -24172,8 +24180,7 @@ def _write_submodel_as_sequence(self, that: aas_types.Submodel) -> None:
         if that.category is not None:
             self._write_str_property("category", that.category)
 
-        if that.id_short is not None:
-            self._write_str_property("idShort", that.id_short)
+        self._write_str_property("idShort", that.id_short)
 
         if that.display_name is not None:
             if len(that.display_name) == 0:
@@ -25892,8 +25899,7 @@ def _write_concept_description_as_sequence(
         if that.category is not None:
             self._write_str_property("category", that.category)
 
-        if that.id_short is not None:
-            self._write_str_property("idShort", that.id_short)
+        self._write_str_property("idShort", that.id_short)
 
         if that.display_name is not None:
             if len(that.display_name) == 0:
diff --git a/docs/source/getting_started/create_get_set.rst b/docs/source/getting_started/create_get_set.rst
index 90641c26..da0d5f07 100644
--- a/docs/source/getting_started/create_get_set.rst
+++ b/docs/source/getting_started/create_get_set.rst
@@ -60,6 +60,7 @@ The submodel will contain two elements, a property and a blob.
 
     # Nest the elements in a submodel
     submodel = aas_types.Submodel(
+        id_short="someIdShort",
         id="some-unique-global-identifier",
         submodel_elements=[
             some_element,
@@ -72,7 +73,7 @@ The submodel will contain two elements, a property and a blob.
         submodels=[submodel]
     )
 
-    # You can access the propreties from the children as well.
+    # You can access the properties from the children as well.
     environment.submodels[0].submodel_elements[1].value = b'\xC0\x01\xCA\xFE'
 
     # Now you can do something with the environment...
diff --git a/docs/source/getting_started/iterate_and_transform.rst b/docs/source/getting_started/iterate_and_transform.rst
index 299f56aa..1958453b 100644
--- a/docs/source/getting_started/iterate_and_transform.rst
+++ b/docs/source/getting_started/iterate_and_transform.rst
@@ -37,6 +37,7 @@ Here is a short example how you can get all the properties from an environment w
     environment = aas_types.Environment(
         submodels=[
             aas_types.Submodel(
+                id_short="someIdShort",
                 id="some-unique-global-identifier",
                 submodel_elements=[
                     aas_types.Property(
@@ -114,6 +115,7 @@ Let us re-write the above example related to :py:meth:`~aas_core3.types.Class.de
     environment = aas_types.Environment(
         submodels=[
             aas_types.Submodel(
+                id_short="someIdShort",
                 id="some-unique-global-identifier",
                 submodel_elements=[
                     aas_types.Property(
diff --git a/docs/source/getting_started/jsonize.rst b/docs/source/getting_started/jsonize.rst
index 6f2baa32..f5645e52 100644
--- a/docs/source/getting_started/jsonize.rst
+++ b/docs/source/getting_started/jsonize.rst
@@ -22,6 +22,7 @@ Here is a snippet that converts the environment first into a JSON-able mapping,
     environment = aas_types.Environment(
         submodels=[
             aas_types.Submodel(
+                id_short="someIdShort",
                 id="some-unique-global-identifier",
                 submodel_elements=[
                     aas_types.Property(
@@ -47,6 +48,7 @@ Expected output:
     {
       "submodels": [
         {
+          "idShort": "someIdShort",
           "id": "some-unique-global-identifier",
           "submodelElements": [
             {
@@ -80,6 +82,7 @@ Here is an example snippet:
         {
           "submodels": [
             {
+              "idShort": "someIdShort",
               "id": "some-unique-global-identifier",
               "submodelElements": [
                 {
diff --git a/docs/source/getting_started/verify.rst b/docs/source/getting_started/verify.rst
index 63340b95..632442b0 100644
--- a/docs/source/getting_started/verify.rst
+++ b/docs/source/getting_started/verify.rst
@@ -19,8 +19,8 @@ Here is a short example snippet:
     environment = aas_types.Environment(
         submodels=[
             aas_types.Submodel(
+                id_short="someIdShort",
                 id="some-unique-global-identifier",
-                id_short="someIdentifier",
                 submodel_elements=[
                     aas_types.Property(
                         # The ID-shorts must be proper variable names,
diff --git a/docs/source/getting_started/xmlize.rst b/docs/source/getting_started/xmlize.rst
index c78c8056..4bbecab5 100644
--- a/docs/source/getting_started/xmlize.rst
+++ b/docs/source/getting_started/xmlize.rst
@@ -22,6 +22,7 @@ Here is an example snippet:
     environment = aas_types.Environment(
         submodels=[
             aas_types.Submodel(
+                id_short="someIdShort",
                 id="some-unique-global-identifier",
                 submodel_elements=[
                     aas_types.Property(
@@ -43,7 +44,7 @@ Expected output:
 
 .. testoutput::
 
-    <environment xmlns="https://admin-shell.io/aas/3/0"><submodels><submodel><id>some-unique-global-identifier</id><submodelElements><property><idShort>some_property</idShort><valueType>xs:int</valueType><value>1984</value></property></submodelElements></submodel></submodels></environment>
+    <environment xmlns="https://admin-shell.io/aas/3/0"><submodels><submodel><idShort>someIdShort</idShort><id>some-unique-global-identifier</id><submodelElements><property><idShort>some_property</idShort><valueType>xs:int</valueType><value>1984</value></property></submodelElements></submodel></submodels></environment>
 
 
 De-serialize
@@ -64,7 +65,9 @@ Here is a snippet which parses XML as text and then de-serializes it into an ins
 
     text = (
         "<environment xmlns=\"https://admin-shell.io/aas/3/0\">" +
-        "<submodels><submodel><id>some-unique-global-identifier</id>" +
+        "<submodels><submodel>" +
+        "<idShort>someIdShort</idShort>"
+        "<id>some-unique-global-identifier</id>" +
         "<submodelElements><property><idShort>someProperty</idShort>" +
         "<valueType>xs:boolean</valueType></property></submodelElements>" +
         "</submodel></submodels></environment>"
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 368e76ab..9f2397a7 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,5 +4,5 @@ pylint==2.15.4
 coverage>=6.5.0,<7
 pyinstaller>=5<6
 twine
-aas-core-meta@git+https://github.com/aas-core-works/aas-core-meta@3191ea5#egg=aas-core-meta
-aas-core-codegen@git+https://github.com/aas-core-works/aas-core-codegen@9b47d57#egg=aas-core-codegen
+aas-core-meta@git+https://github.com/aas-core-works/aas-core-meta@02712de#egg=aas-core-meta
+aas-core-codegen@git+https://github.com/aas-core-works/aas-core-codegen@3262e99#egg=aas-core-codegen