diff --git a/src/nwbinspector/__init__.py b/src/nwbinspector/__init__.py
index b5c14b22d..682725704 100644
--- a/src/nwbinspector/__init__.py
+++ b/src/nwbinspector/__init__.py
@@ -1,7 +1,7 @@
 from ._version import __version__
 from ._registration import available_checks, register_check
 from ._types import Importance, Severity, InspectorMessage
-from ._configuration import load_config, InspectorOutputJSONEncoder, validate_config, configure_checks
+from ._configuration import load_config, validate_config, configure_checks
 from ._inspection import (
     inspect_all,
     inspect_nwbfile,
@@ -9,7 +9,14 @@
     run_checks,
 )
 from ._inspection import inspect_nwb  # TODO: remove after 7/1/2023
-from ._formatting import format_messages, print_to_console, save_report, MessageFormatter, FormatterOptions
+from ._formatting import (
+    format_messages,
+    print_to_console,
+    save_report,
+    MessageFormatter,
+    FormatterOptions,
+    InspectorOutputJSONEncoder,
+)
 from ._organization import organize_messages
 from .checks import *
 
diff --git a/src/nwbinspector/_configuration.py b/src/nwbinspector/_configuration.py
index 399cb0d7a..17daeca2e 100644
--- a/src/nwbinspector/_configuration.py
+++ b/src/nwbinspector/_configuration.py
@@ -19,20 +19,6 @@
 INTERNAL_CONFIGS = dict(dandi=Path(__file__).parent / "internal_configs" / "dandi.inspector_config.yaml")
 
 
-class InspectorOutputJSONEncoder(json.JSONEncoder):
-    """Custom JSONEncoder for the NWBInspector."""
-
-    def default(self, o):  # noqa D102
-        if isinstance(o, InspectorMessage):
-            return o.__dict__
-        if isinstance(o, Enum):
-            return o.name
-        if isinstance(o, Version):
-            return str(o)
-        else:
-            return super().default(o)
-
-
 def validate_config(config: dict):
     """Validate an instance of configuration against the official schema."""
     with open(file=Path(__file__).parent / "config.schema.json", mode="r") as fp:
diff --git a/src/nwbinspector/_formatting.py b/src/nwbinspector/_formatting.py
index 1564c4bbe..d7ef85928 100644
--- a/src/nwbinspector/_formatting.py
+++ b/src/nwbinspector/_formatting.py
@@ -16,6 +16,20 @@
 from .utils import get_package_version, FilePathType
 
 
+class InspectorOutputJSONEncoder(json.JSONEncoder):
+    """Custom JSONEncoder for the NWBInspector."""
+
+    def default(self, o):  # noqa D102
+        if isinstance(o, InspectorMessage):
+            return o.__dict__
+        if isinstance(o, Enum):
+            return o.name
+        if isinstance(o, Version):
+            return str(o)
+        else:
+            return super().default(o)
+
+
 def _get_report_header():
     """Grab basic information from system at time of report generation."""
     return dict(