diff --git a/inventory/group_vars/notifs-backend b/inventory/group_vars/notifs-backend
index 6d325e28cb..e4a19eae74 100644
--- a/inventory/group_vars/notifs-backend
+++ b/inventory/group_vars/notifs-backend
@@ -23,3 +23,9 @@ fedmsg_certs:
 - service: fmn
   owner: root
   group: fedmsg
+  can_send:
+  - fmn.filter.update
+  - fmn.preference.update
+  - fmn.rule.update
+  ## frontend only...
+  #- fmn.confirmation.update
diff --git a/inventory/group_vars/notifs-backend-stg b/inventory/group_vars/notifs-backend-stg
index 320260a3bc..6ed8798354 100644
--- a/inventory/group_vars/notifs-backend-stg
+++ b/inventory/group_vars/notifs-backend-stg
@@ -19,3 +19,9 @@ fedmsg_certs:
 - service: fmn
   owner: root
   group: fedmsg
+  can_send:
+  - fmn.filter.update
+  - fmn.preference.update
+  - fmn.rule.update
+  ## frontend only...
+  #- fmn.confirmation.update
diff --git a/inventory/group_vars/notifs-web b/inventory/group_vars/notifs-web
index 56a3e692fb..02424d2e57 100644
--- a/inventory/group_vars/notifs-web
+++ b/inventory/group_vars/notifs-web
@@ -22,3 +22,8 @@ fedmsg_certs:
 - service: fmn
   owner: root
   group: apache
+  can_send:
+  - fmn.filter.update
+  - fmn.preference.update
+  - fmn.rule.update
+  - fmn.confirmation.update
diff --git a/inventory/group_vars/notifs-web-stg b/inventory/group_vars/notifs-web-stg
index 56a3e692fb..02424d2e57 100644
--- a/inventory/group_vars/notifs-web-stg
+++ b/inventory/group_vars/notifs-web-stg
@@ -22,3 +22,8 @@ fedmsg_certs:
 - service: fmn
   owner: root
   group: apache
+  can_send:
+  - fmn.filter.update
+  - fmn.preference.update
+  - fmn.rule.update
+  - fmn.confirmation.update
diff --git a/inventory/group_vars/tagger b/inventory/group_vars/tagger
index 181a715aef..2916d2c727 100644
--- a/inventory/group_vars/tagger
+++ b/inventory/group_vars/tagger
@@ -27,3 +27,9 @@ fedmsg_certs:
 - service: fedoratagger
   owner: root
   group: fedoratagger
+  can_send:
+  - fedoratagger.rating.update
+  - fedoratagger.tag.create
+  - fedoratagger.tag.update
+  - fedoratagger.usage.toggle
+  - fedoratagger.user.rank.update
diff --git a/inventory/group_vars/tagger-stg b/inventory/group_vars/tagger-stg
index 7864af635f..509761010d 100644
--- a/inventory/group_vars/tagger-stg
+++ b/inventory/group_vars/tagger-stg
@@ -27,3 +27,9 @@ fedmsg_certs:
 - service: fedoratagger
   owner: root
   group: fedoratagger
+  can_send:
+  - fedoratagger.rating.update
+  - fedoratagger.tag.create
+  - fedoratagger.tag.update
+  - fedoratagger.usage.toggle
+  - fedoratagger.user.rank.update