diff --git a/doc/source/dist_cloud/kubernetes/rehoming-a-subcloud.rst b/doc/source/dist_cloud/kubernetes/rehoming-a-subcloud.rst
index 6493f9bc3..17d888449 100644
--- a/doc/source/dist_cloud/kubernetes/rehoming-a-subcloud.rst
+++ b/doc/source/dist_cloud/kubernetes/rehoming-a-subcloud.rst
@@ -10,6 +10,14 @@ multiple system controllers are being consolidated into a single system
 controller, you can add already deployed subclouds to a different system
 controller using the rehoming playbook.
 
+.. note::
+
+    Before performing rehoming, inspect the "From" Central Cloud as well as the
+    "To" Central Cloud active controllers for ssl_ca certificate expiration.
+    If there are soon-to-expire ssl_ca certificates in either Central Cloud system, they
+    need to be updated. This will prevent triggering 500.200 alarms
+    after rehoming in the rehomed subclouds.
+
 .. note::
 
     The rehoming playbook does not work with freshly installed/bootstrapped