diff --git a/spinel/codec.py b/spinel/codec.py
index 885de74..41f2736 100644
--- a/spinel/codec.py
+++ b/spinel/codec.py
@@ -21,6 +21,7 @@
 import binascii
 import time
 import logging
+import struct
 import threading
 import traceback
 import queue
@@ -502,7 +503,13 @@ def MAC_RAW_STREAM_ENABLED(self, _, payload):
         return self.parse_b(payload)
 
     def MAC_ALLOWLIST(self, _, payload):
-        pass
+        formats = ["A(t(EC))", "EC", "E"]
+        for format in formats:
+            try:
+                return self.parse_fields(payload, format)
+            except struct.error:
+                pass
+        return None
 
     def MAC_ALLOWLIST_ENABLED(self, _, payload):
         return self.parse_b(payload)