diff --git a/web/src/settings_components.js b/web/src/settings_components.js
index ec09b47cb8..c12b9ec1c0 100644
--- a/web/src/settings_components.js
+++ b/web/src/settings_components.js
@@ -239,6 +239,7 @@ export let notifications_stream_widget = null;
 export let signup_notifications_stream_widget = null;
 export let create_multiuse_invite_group_widget = null;
 export let can_remove_subscribers_group_widget = null;
+export let can_access_all_users_group_widget = null;
 
 export function get_widget_for_dropdown_list_settings(property_name) {
     switch (property_name) {
@@ -252,6 +253,8 @@ export function get_widget_for_dropdown_list_settings(property_name) {
             return create_multiuse_invite_group_widget;
         case "can_remove_subscribers_group":
             return can_remove_subscribers_group_widget;
+        case "realm_can_access_all_users_group":
+            return can_access_all_users_group_widget;
         default:
             blueslip.error("No dropdown list widget for property", {property_name});
             return null;
@@ -278,6 +281,10 @@ export function set_can_remove_subscribers_group_widget(widget) {
     can_remove_subscribers_group_widget = widget;
 }
 
+export function set_can_access_all_users_group_widget(widget) {
+    can_access_all_users_group_widget = widget;
+}
+
 export function set_dropdown_list_widget_setting_value(property_name, value) {
     const widget = get_widget_for_dropdown_list_settings(property_name);
     widget.render(value);
diff --git a/web/src/settings_org.js b/web/src/settings_org.js
index 7cd029c680..75781f0e27 100644
--- a/web/src/settings_org.js
+++ b/web/src/settings_org.js
@@ -477,6 +477,7 @@ export function discard_property_element_changes(elem, for_realm_default_setting
         case "realm_default_code_block_language":
         case "can_remove_subscribers_group":
         case "realm_create_multiuse_invite_group":
+        case "realm_can_access_all_users_group":
             settings_components.set_dropdown_list_widget_setting_value(
                 property_name,
                 property_value,
@@ -737,6 +738,33 @@ export function init_dropdown_widgets() {
         create_multiuse_invite_group_widget,
     );
     create_multiuse_invite_group_widget.setup();
+
+    const can_access_all_users_group_widget = new dropdown_widget.DropdownWidget({
+        widget_name: "realm_can_access_all_users_group",
+        get_options: () =>
+            user_groups.get_realm_user_groups_for_dropdown_list_widget(
+                "can_access_all_users_group",
+                "realm",
+            ),
+        $events_container: $("#settings_overlay_container #organization-permissions"),
+        item_click_callback(event, dropdown) {
+            dropdown.hide();
+            event.preventDefault();
+            event.stopPropagation();
+            settings_components.can_access_all_users_group_widget.render();
+            settings_components.save_discard_widget_status_handler($("#org-guest-settings"));
+        },
+        tippy_props: {
+            placement: "bottom-start",
+        },
+        default_id: page_params.realm_can_access_all_users_group,
+        unique_id_type: dropdown_widget.DATA_TYPES.NUMBER,
+        on_mount_callback(dropdown) {
+            $(dropdown.popper).css("min-width", "300px");
+        },
+    });
+    settings_components.set_can_access_all_users_group_widget(can_access_all_users_group_widget);
+    can_access_all_users_group_widget.setup();
 }
 
 export function populate_data_for_request(subsection, for_realm_default_settings, sub) {
diff --git a/web/src/types.ts b/web/src/types.ts
index 571e8a7311..462b4f8ab0 100644
--- a/web/src/types.ts
+++ b/web/src/types.ts
@@ -203,4 +203,5 @@ export type GroupPermissionSetting = {
     default_group_name: string;
     id_field_name: string;
     default_for_system_groups: string | null;
+    allowed_system_groups: string[];
 };
diff --git a/web/src/user_groups.ts b/web/src/user_groups.ts
index a5fe080a9c..84f7e6e461 100644
--- a/web/src/user_groups.ts
+++ b/web/src/user_groups.ts
@@ -240,6 +240,7 @@ export function get_realm_user_groups_for_dropdown_list_widget(
         allow_owners_group,
         allow_nobody_group,
         allow_everyone_group,
+        allowed_system_groups,
     } = group_setting_config;
 
     const system_user_groups = settings_config.system_user_groups_list
@@ -260,6 +261,10 @@ export function get_realm_user_groups_for_dropdown_list_widget(
                 return false;
             }
 
+            if (allowed_system_groups.length && !allowed_system_groups.includes(group.name)) {
+                return false;
+            }
+
             return true;
         })
         .map((group) => {
diff --git a/web/styles/settings.css b/web/styles/settings.css
index 241a5904c6..3d7bea5e66 100644
--- a/web/styles/settings.css
+++ b/web/styles/settings.css
@@ -821,7 +821,8 @@ input[type="checkbox"] {
     margin: 20px 0 0;
 }
 
-#org-join-settings {
+#org-join-settings,
+#org-guest-settings {
     .dropdown-widget-button {
         width: 325px;
         color: hsl(0deg 0% 33%);
diff --git a/web/templates/settings/organization_permissions_admin.hbs b/web/templates/settings/organization_permissions_admin.hbs
index 7ea6ac5dbe..12cf4b3582 100644
--- a/web/templates/settings/organization_permissions_admin.hbs
+++ b/web/templates/settings/organization_permissions_admin.hbs
@@ -295,6 +295,13 @@
                   is_checked=realm_enable_guest_user_indicator
                   label=admin_settings_label.realm_enable_guest_user_indicator}}
             </div>
+
+            {{#if development}}
+            {{> ../dropdown_widget_with_label
+              widget_name="realm_can_access_all_users_group"
+              label=(t 'Which users have access to all other users in the organization')
+              value_type="number"}}
+            {{/if}}
         </div>
 
         <div id="org-other-permissions" class="settings-subsection-parent">
diff --git a/web/tests/user_groups.test.js b/web/tests/user_groups.test.js
index 34438a9048..9e5315a730 100644
--- a/web/tests/user_groups.test.js
+++ b/web/tests/user_groups.test.js
@@ -328,6 +328,7 @@ run_test("get_realm_user_groups_for_dropdown_list_widget", () => {
                 allow_everyone_group: true,
                 default_group_name: "role:administrators",
                 id_field_name: "can_remove_subscribers_group_id",
+                allowed_system_groups: [],
             },
         },
         realm: {
@@ -339,11 +340,22 @@ run_test("get_realm_user_groups_for_dropdown_list_widget", () => {
                 allow_everyone_group: false,
                 default_group_name: "role:administrators",
                 id_field_name: "create_multiuse_invite_group_id",
+                allowed_system_groups: [],
+            },
+            can_access_all_users_group: {
+                require_system_group: true,
+                allow_internet_group: false,
+                allow_owners_group: false,
+                allow_nobody_group: false,
+                allow_everyone_group: true,
+                default_group_name: "role:everyone",
+                id_field_name: "can_access_all_users_group_id",
+                allowed_system_groups: ["role:everyone", "role:members"],
             },
         },
     };
 
-    const expected_groups_list = [
+    let expected_groups_list = [
         {name: "translated: Admins, moderators, members and guests", unique_id: 6},
         {name: "translated: Admins, moderators and members", unique_id: 5},
         {name: "translated: Admins, moderators and full members", unique_id: 7},
@@ -373,6 +385,19 @@ run_test("get_realm_user_groups_for_dropdown_list_widget", () => {
         expected_groups_list,
     );
 
+    expected_groups_list = [
+        {name: "translated: Admins, moderators, members and guests", unique_id: 6},
+        {name: "translated: Admins, moderators and members", unique_id: 5},
+    ];
+
+    assert.deepEqual(
+        user_groups.get_realm_user_groups_for_dropdown_list_widget(
+            "can_access_all_users_group",
+            "realm",
+        ),
+        expected_groups_list,
+    );
+
     assert.throws(
         () =>
             user_groups.get_realm_user_groups_for_dropdown_list_widget("invalid_setting", "stream"),
diff --git a/zerver/models.py b/zerver/models.py
index 3ab6b9fb50..d269de31d7 100644
--- a/zerver/models.py
+++ b/zerver/models.py
@@ -830,7 +830,7 @@ class Realm(models.Model):  # type: ignore[django-manager-missing] # django-stub
             allow_everyone_group=True,
             default_group_name=SystemGroups.EVERYONE,
             id_field_name="can_access_all_users_group_id",
-            allowed_system_groups=[SystemGroups.EVERYONE],
+            allowed_system_groups=[SystemGroups.EVERYONE, SystemGroups.MEMBERS],
         ),
     )
 
diff --git a/zerver/tests/test_realm.py b/zerver/tests/test_realm.py
index ad2fc6c632..c8c38e71f3 100644
--- a/zerver/tests/test_realm.py
+++ b/zerver/tests/test_realm.py
@@ -1337,6 +1337,30 @@ class RealmAPITest(ZulipTestCase):
             with self.subTest(property=prop):
                 self.do_test_realm_permission_group_setting_update_api(prop)
 
+    def test_update_can_access_all_users_group_setting(self) -> None:
+        realm = get_realm("zulip")
+        self.login("iago")
+        members_group = UserGroup.objects.get(realm=realm, name=SystemGroups.MEMBERS)
+
+        with self.settings(DEVELOPMENT=False):
+            with self.assertRaises(AssertionError), self.assertLogs(
+                "django.request", "ERROR"
+            ) as error_log:
+                self.client_patch("/json/realm", {"can_access_all_users_group": members_group.id})
+
+        self.assertTrue(
+            "ERROR:django.request:Internal Server Error: /json/realm" in error_log.output[0]
+        )
+        self.assertTrue("AssertionError" in error_log.output[0])
+
+        with self.settings(DEVELOPMENT=True):
+            result = self.client_patch(
+                "/json/realm", {"can_access_all_users_group": members_group.id}
+            )
+            self.assert_json_success(result)
+            realm = get_realm("zulip")
+            self.assertEqual(realm.can_access_all_users_group_id, members_group.id)
+
     # Not in Realm.property_types because org_type has
     # a unique RealmAuditLog event_type.
     def test_update_realm_org_type(self) -> None:
diff --git a/zerver/views/realm.py b/zerver/views/realm.py
index 419a7cd9c5..81ad10f270 100644
--- a/zerver/views/realm.py
+++ b/zerver/views/realm.py
@@ -1,5 +1,6 @@
 from typing import Any, Dict, Mapping, Optional, Union
 
+from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.http import HttpRequest, HttpResponse
 from django.shortcuts import render
@@ -232,6 +233,10 @@ def update_realm(
     if enable_spectator_access:
         realm.ensure_not_on_limited_plan()
 
+    if can_access_all_users_group_id is not None:
+        # Remove this when the feature is ready for production.
+        assert settings.DEVELOPMENT
+
     data: Dict[str, Any] = {}
 
     message_content_delete_limit_seconds: Optional[int] = None