diff --git a/tools/tcat_ble_client/cli/dataset_commands.py b/tools/tcat_ble_client/cli/dataset_commands.py
index aa54c82d7..bac050ddf 100644
--- a/tools/tcat_ble_client/cli/dataset_commands.py
+++ b/tools/tcat_ble_client/cli/dataset_commands.py
@@ -42,6 +42,17 @@ def handle_dataset_entry_command(type: MeshcopTlvType, args, context):
     return CommandResultNone()
 
 
+class DatasetClearCommand(Command):
+
+    def get_help_string(self) -> str:
+        return 'Clear dataset.'
+
+    async def execute_default(self, args, context):
+        ds: ThreadDataset = context['dataset']
+        ds.clear()
+        return CommandResultNone()
+
+
 class DatasetHelpCommand(Command):
 
     def get_help_string(self) -> str:
@@ -194,6 +205,7 @@ class DatasetCommand(Command):
 
     def __init__(self):
         self._subcommands = {
+            'clear': DatasetClearCommand(),
             'help': DatasetHelpCommand(),
             'hex': PrintDatasetHexCommand(),
             'reload': ReloadDatasetCommand(),
diff --git a/tools/tcat_ble_client/dataset/dataset.py b/tools/tcat_ble_client/dataset/dataset.py
index 2ec4cdda8..384bd2652 100644
--- a/tools/tcat_ble_client/dataset/dataset.py
+++ b/tools/tcat_ble_client/dataset/dataset.py
@@ -62,3 +62,6 @@ class ThreadDataset:
             self.entries[type].set(args)
             return
         raise KeyError(f'Key {type} not available in the dataset.')
+
+    def clear(self):
+        self.entries.clear()