diff --git a/scos_actions/hardware/mocks/mock_sigan.py b/scos_actions/hardware/mocks/mock_sigan.py
index d6a18287..3da60c9c 100644
--- a/scos_actions/hardware/mocks/mock_sigan.py
+++ b/scos_actions/hardware/mocks/mock_sigan.py
@@ -4,6 +4,7 @@
 
 import numpy as np
 
+from scos_actions import __version__ as SCOS_ACTIONS_VERSION
 from scos_actions.hardware.sigan_iface import SignalAnalyzerInterface
 from scos_actions.utils import get_datetime_str_now
 
@@ -36,6 +37,7 @@ def __init__(self, randomize_values=False):
         self._overload = False
         self._capture_time = None
         self._is_available = True
+        self._plugin_version = SCOS_ACTIONS_VERSION
 
         # Simulate returning less than the requested number of samples from
         # self.recv_num_samps
@@ -49,6 +51,10 @@ def __init__(self, randomize_values=False):
     @property
     def is_available(self):
         return self._is_available
+    
+    @property
+    def plugin_version(self):
+        return self._plugin_version
 
     @property
     def sample_rate(self):
diff --git a/scos_actions/hardware/sigan_iface.py b/scos_actions/hardware/sigan_iface.py
index 0f525a4b..99e25ab9 100644
--- a/scos_actions/hardware/sigan_iface.py
+++ b/scos_actions/hardware/sigan_iface.py
@@ -64,6 +64,12 @@ def is_available(self) -> bool:
         """Returns True if sigan is initialized and ready for measurements."""
         pass
 
+    @property
+    @abstractmethod
+    def plugin_version(self) -> str:
+        """Returns the version of the SCOS plugin defining this interface."""
+        pass
+
     @abstractmethod
     def acquire_time_domain_samples(
         self,