diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b6446abe1cd8092bb03d143f902427931350f47..685ff7cd3028f9f9a122d3ce93d71c1dd9482f79 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added ###
 
+- Json schema exporter has new parameter `use_rt_pool`.
+
 ### Changed ###
 
 ### Deprecated ###
diff --git a/src/caosadvancedtools/json_schema_exporter.py b/src/caosadvancedtools/json_schema_exporter.py
index 700c24e890c36a5b4219a1c2cc7d74ce38d6d398..666ecfdc418fdfe94d9f36e29035453ea6e8e26a 100644
--- a/src/caosadvancedtools/json_schema_exporter.py
+++ b/src/caosadvancedtools/json_schema_exporter.py
@@ -29,6 +29,7 @@ from typing import Any, Dict, Iterable, List, Optional, Sequence, Tuple, Union
 
 import linkahead as db
 from linkahead.common.datatype import get_list_datatype, is_list_datatype
+from .models.data_model import DataModel
 
 
 class JsonSchemaExporter:
@@ -45,6 +46,7 @@ class JsonSchemaExporter:
                  do_not_create: List[str] = None,
                  do_not_retrieve: List[str] = None,
                  no_remote: bool = False,
+                 use_rt_pool: DataModel = None,
                  multiple_choice: List[str] = None,
                  wrap_files_in_objects: bool = False,
                  ):
@@ -73,16 +75,21 @@ class JsonSchemaExporter:
             description of the corresponding schema entry. If set to false, an
             additional `unit` key is added to the schema itself which is purely
             annotational and ignored, e.g., in validation. Default is True.
-        do_not_create : list[str]
+        do_not_create : list[str], optional
             A list of reference Property names, for which there should be no option
             to create them.  Instead, only the choice of existing elements should
             be given.
-        do_not_retrieve : list[str]
+        do_not_retrieve : list[str], optional
             A list of RedcordType names, for which no Records shall be retrieved.  Instead, only an
             object description should be given.  If this list overlaps with the `do_not_create`
             parameter, the behavior is undefined.
-        no_remote : bool
-            If True, do not attempt to connect to a LinkAhead server at all. Default is False.
+        no_remote : bool, optional
+            If True, do not attempt to connect to a LinkAhead server at all. Default is False. Note
+            that the exporter may fail if this option is activated and the data model is not
+            self-sufficient.
+        use_rt_pool : DataModel, optional
+            If given, do not attempt to retrieve RecordType information remotely but from this parameter
+            instead.
         multiple_choice : list[str], optional
             A list of reference Property names which shall be denoted as multiple choice properties.
             This means that each option in this property may be selected at most once.  This is not
@@ -118,6 +125,7 @@ class JsonSchemaExporter:
         self._do_not_create = do_not_create
         self._do_not_retrieve = do_not_retrieve
         self._no_remote = no_remote
+        self._use_rt_pool = use_rt_pool
         self._multiple_choice = multiple_choice
         self._wrap_files_in_objects = wrap_files_in_objects
 
@@ -256,7 +264,9 @@ class JsonSchemaExporter:
                     # Only a simple list of values
                     json_prop["enum"] = values
                 else:
-                    if self._no_remote:
+                    if self._use_rt_pool:
+                        rt = self._use_rt_pool.get_deep(prop_name)
+                    elif self._no_remote:
                         rt = prop.datatype
                     else:
                         rt = db.execute_query(f"FIND RECORDTYPE WITH name='{prop_name}'",
@@ -479,6 +489,7 @@ def recordtype_to_json_schema(rt: db.RecordType, additional_properties: bool = T
                               do_not_create: List[str] = None,
                               do_not_retrieve: List[str] = None,
                               no_remote: bool = False,
+                              use_rt_pool: DataModel = None,
                               multiple_choice: List[str] = None,
                               rjsf: bool = False,
                               wrap_files_in_objects: bool = False
@@ -524,6 +535,9 @@ def recordtype_to_json_schema(rt: db.RecordType, additional_properties: bool = T
         parameter, the behavior is undefined.
     no_remote : bool, optional
         If True, do not attempt to connect to a LinkAhead server at all.  Default is False.
+    use_rt_pool : DataModel, optional
+        If given, do not attempt to retrieve RecordType information remotely but from this parameter
+        instead.
     multiple_choice : list[str], optional
         A list of reference Property names which shall be denoted as multiple choice properties.
         This means that each option in this property may be selected at most once.  This is not
@@ -560,6 +574,7 @@ def recordtype_to_json_schema(rt: db.RecordType, additional_properties: bool = T
         do_not_create=do_not_create,
         do_not_retrieve=do_not_retrieve,
         no_remote=no_remote,
+        use_rt_pool=use_rt_pool,
         multiple_choice=multiple_choice,
         wrap_files_in_objects=wrap_files_in_objects
     )