diff --git a/gerrit/acls/openstack/congress-specs.config b/gerrit/acls/openstack/congress-specs.config
deleted file mode 100644
index 5172c9f86b..0000000000
--- a/gerrit/acls/openstack/congress-specs.config
+++ /dev/null
@@ -1,11 +0,0 @@
-[access "refs/heads/*"]
-abandon = group congress-core
-label-Code-Review = -2..+2 group congress-core
-label-Workflow = -1..+1 group congress-core
-
-[receive]
-requireChangeId = true
-requireContributorAgreement = true
-
-[submit]
-mergeContent = true
diff --git a/gerrit/acls/openstack/congress.config b/gerrit/acls/openstack/congress.config
deleted file mode 100644
index 146787749a..0000000000
--- a/gerrit/acls/openstack/congress.config
+++ /dev/null
@@ -1,27 +0,0 @@
-[access "refs/heads/*"]
-abandon = group congress-core
-label-Code-Review = -2..+2 group congress-core
-label-Verified = -1..+1 group congress-ci
-label-Workflow = -1..+1 group congress-core
-
-[access "refs/heads/stable/*"]
-abandon = group Change Owner
-abandon = group Project Bootstrappers
-abandon = group congress-stable-maint
-abandon = group stable-maint-core
-exclusiveGroupPermissions = abandon label-Code-Review label-Workflow
-label-Code-Review = -2..+2 group Project Bootstrappers
-label-Code-Review = -2..+2 group congress-stable-maint
-label-Code-Review = -2..+2 group stable-maint-core
-label-Code-Review = -1..+1 group Registered Users
-label-Workflow = -1..+0 group Change Owner
-label-Workflow = -1..+1 group Project Bootstrappers
-label-Workflow = -1..+1 group congress-stable-maint
-label-Workflow = -1..+1 group stable-maint-core
-
-[receive]
-requireChangeId = true
-requireContributorAgreement = true
-
-[submit]
-mergeContent = true
diff --git a/gerrit/projects.yaml b/gerrit/projects.yaml
index 2e6761df3c..78454ecb85 100644
--- a/gerrit/projects.yaml
+++ b/gerrit/projects.yaml
@@ -1734,22 +1734,17 @@
 - project: openstack/compute-hyperv
   description: Nova Hyper-V Compute Driver
 - project: openstack/congress
-  description: Congress
+  description: RETIRED, Congress
+  acl-config: /home/gerrit2/acls/openstack/retired.config
 - project: openstack/congress-dashboard
-  groups:
-    - congress
-  description: Congress Horizon plugin.
-  acl-config: /home/gerrit2/acls/openstack/congress.config
+  acl-config: /home/gerrit2/acls/openstack/retired.config
+  description: RETIRED, Congress Horizon plugin.
 - project: openstack/congress-specs
-  groups:
-    - congress
-  description: Congress Design Specifications
-  acl-config: /home/gerrit2/acls/openstack/congress.config
+  acl-config: /home/gerrit2/acls/openstack/retired.config
+  description: RETIRED, Congress Design Specifications
 - project: openstack/congress-tempest-plugin
-  groups:
-    - congress
-  description: Tempest Plugin for Congress project
-  acl-config: /home/gerrit2/acls/openstack/congress.config
+  acl-config: /home/gerrit2/acls/openstack/retired.config
+  description: RETIRED, Tempest Plugin for Congress project
 - project: openstack/constellations
   description: Documentation for suggested combinations of OpenStack components
   use-storyboard: true
@@ -4653,8 +4648,8 @@
     - cloudkitty
   use-storyboard: true
 - project: openstack/python-congressclient
-  description: Client for OpenStack Congress
-  acl-config: /home/gerrit2/acls/openstack/congress.config
+  description: RETIRED, Client for OpenStack Congress
+  acl-config: /home/gerrit2/acls/openstack/retired.config
 - project: openstack/python-cueclient
   description: RETIRED, Message Broker Service (Cue) Client
   acl-config: /home/gerrit2/acls/openstack/retired.config
diff --git a/zuul.d/projects.yaml b/zuul.d/projects.yaml
index bc799092b7..02ee8c1a05 100644
--- a/zuul.d/projects.yaml
+++ b/zuul.d/projects.yaml
@@ -2188,26 +2188,6 @@
       - official-openstack-repo-jobs
       - publish-to-pypi
 
-- project:
-    name: openstack/congress
-    templates:
-      - noop-jobs
-
-- project:
-    name: openstack/congress-dashboard
-    templates:
-      - noop-jobs
-
-- project:
-    name: openstack/congress-specs
-    templates:
-      - noop-jobs
-
-- project:
-    name: openstack/congress-tempest-plugin
-    templates:
-      - noop-jobs
-
 - project:
     name: openstack/constellations
     templates:
@@ -5090,11 +5070,6 @@
       - official-openstack-repo-jobs
       - publish-to-pypi
 
-- project:
-    name: openstack/python-congressclient
-    templates:
-      - noop-jobs
-
 - project:
     name: openstack/python-cyborgclient
     templates:
diff --git a/zuul/main.yaml b/zuul/main.yaml
index 89265cf92d..22747e87d6 100644
--- a/zuul/main.yaml
+++ b/zuul/main.yaml
@@ -455,10 +455,6 @@
           - openstack/cloudkitty-specs
           - openstack/cloudkitty-tempest-plugin
           - openstack/compute-hyperv
-          - openstack/congress
-          - openstack/congress-dashboard
-          - openstack/congress-specs
-          - openstack/congress-tempest-plugin
           - openstack/constellations
           - openstack/contributor-guide
           - openstack/cookbook-openstack-application-catalog
@@ -847,7 +843,6 @@
           - openstack/python-brick-cinderclient-ext
           - openstack/python-cinderclient
           - openstack/python-cloudkittyclient
-          - openstack/python-congressclient
           - openstack/python-cyborgclient
           - openstack/python-designateclient
           - openstack/python-dracclient