diff --git a/public/app/features/alerting/routes.tsx b/public/app/features/alerting/routes.tsx
index 333a5cbce42..21759efc298 100644
--- a/public/app/features/alerting/routes.tsx
+++ b/public/app/features/alerting/routes.tsx
@@ -132,7 +132,10 @@ const unifiedRoutes: RouteDescriptor[] = [
   },
   {
     path: '/alerting/silences',
-    roles: evaluateAccess([AccessControlAction.AlertingInstanceRead], ['Editor', 'Admin']),
+    roles: evaluateAccess(
+      [AccessControlAction.AlertingInstanceRead, AccessControlAction.AlertingInstancesExternalRead],
+      ['Editor', 'Admin']
+    ),
     component: SafeDynamicImport(
       () => import(/* webpackChunkName: "AlertSilences" */ 'app/features/alerting/unified/Silences')
     ),
diff --git a/public/app/features/alerting/unified/AlertGroups.tsx b/public/app/features/alerting/unified/AlertGroups.tsx
index 2513f9788eb..9aee9d3c81b 100644
--- a/public/app/features/alerting/unified/AlertGroups.tsx
+++ b/public/app/features/alerting/unified/AlertGroups.tsx
@@ -7,9 +7,11 @@ import { Alert, LoadingPlaceholder, useStyles2 } from '@grafana/ui';
 import { useQueryParams } from 'app/core/hooks/useQueryParams';
 
 import { AlertingPageWrapper } from './components/AlertingPageWrapper';
+import { NoAlertManagerWarning } from './components/NoAlertManagerWarning';
 import { AlertGroup } from './components/alert-groups/AlertGroup';
 import { AlertGroupFilter } from './components/alert-groups/AlertGroupFilter';
 import { useAlertManagerSourceName } from './hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './hooks/useAlertManagerSources';
 import { useFilteredAmGroups } from './hooks/useFilteredAmGroups';
 import { useGroupedAlerts } from './hooks/useGroupedAlerts';
 import { useUnifiedAlertingSelector } from './hooks/useUnifiedAlertingSelector';
@@ -19,7 +21,8 @@ import { getFiltersFromUrlParams } from './utils/misc';
 import { initialAsyncRequestState } from './utils/redux';
 
 const AlertGroups = () => {
-  const [alertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('instance');
+  const [alertManagerSourceName] = useAlertManagerSourceName(alertManagers);
   const dispatch = useDispatch();
   const [queryParams] = useQueryParams();
   const { groupBy = [] } = getFiltersFromUrlParams(queryParams);
@@ -48,6 +51,14 @@ const AlertGroups = () => {
     };
   }, [dispatch, alertManagerSourceName]);
 
+  if (!alertManagerSourceName) {
+    return (
+      <AlertingPageWrapper pageId="groups">
+        <NoAlertManagerWarning availableAlertManagers={alertManagers} />
+      </AlertingPageWrapper>
+    );
+  }
+
   return (
     <AlertingPageWrapper pageId="groups">
       <AlertGroupFilter groups={results} />
diff --git a/public/app/features/alerting/unified/AmRoutes.tsx b/public/app/features/alerting/unified/AmRoutes.tsx
index 489de5941dc..eddb4012644 100644
--- a/public/app/features/alerting/unified/AmRoutes.tsx
+++ b/public/app/features/alerting/unified/AmRoutes.tsx
@@ -1,7 +1,6 @@
 import { css } from '@emotion/css';
 import React, { FC, useCallback, useEffect, useMemo, useState } from 'react';
 import { useDispatch } from 'react-redux';
-import { Redirect } from 'react-router-dom';
 
 import { GrafanaTheme2 } from '@grafana/data';
 import { Alert, LoadingPlaceholder, useStyles2, withErrorBoundary } from '@grafana/ui';
@@ -11,10 +10,12 @@ import { useCleanup } from '../../../core/hooks/useCleanup';
 
 import { AlertManagerPicker } from './components/AlertManagerPicker';
 import { AlertingPageWrapper } from './components/AlertingPageWrapper';
+import { NoAlertManagerWarning } from './components/NoAlertManagerWarning';
 import { AmRootRoute } from './components/amroutes/AmRootRoute';
 import { AmSpecificRouting } from './components/amroutes/AmSpecificRouting';
 import { MuteTimingsTable } from './components/amroutes/MuteTimingsTable';
 import { useAlertManagerSourceName } from './hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from './hooks/useUnifiedAlertingSelector';
 import { fetchAlertManagerConfigAction, updateAlertManagerConfigAction } from './state/actions';
 import { AmRouteReceiver, FormAmRoute } from './types/amroutes';
@@ -26,7 +27,8 @@ const AmRoutes: FC = () => {
   const dispatch = useDispatch();
   const styles = useStyles2(getStyles);
   const [isRootRouteEditMode, setIsRootRouteEditMode] = useState(false);
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
 
   const readOnly = alertManagerSourceName ? isVanillaPrometheusAlertManagerDataSource(alertManagerSourceName) : true;
 
@@ -100,12 +102,20 @@ const AmRoutes: FC = () => {
   };
 
   if (!alertManagerSourceName) {
-    return <Redirect to="/alerting/routes" />;
+    return (
+      <AlertingPageWrapper pageId="am-routes">
+        <NoAlertManagerWarning availableAlertManagers={alertManagers} />
+      </AlertingPageWrapper>
+    );
   }
 
   return (
     <AlertingPageWrapper pageId="am-routes">
-      <AlertManagerPicker current={alertManagerSourceName} onChange={setAlertManagerSourceName} />
+      <AlertManagerPicker
+        current={alertManagerSourceName}
+        onChange={setAlertManagerSourceName}
+        dataSources={alertManagers}
+      />
       {resultError && !resultLoading && (
         <Alert severity="error" title="Error loading Alertmanager config">
           {resultError.message || 'Unknown error.'}
diff --git a/public/app/features/alerting/unified/MuteTimings.tsx b/public/app/features/alerting/unified/MuteTimings.tsx
index 97221db287e..3bee4439115 100644
--- a/public/app/features/alerting/unified/MuteTimings.tsx
+++ b/public/app/features/alerting/unified/MuteTimings.tsx
@@ -8,6 +8,7 @@ import { MuteTimeInterval } from 'app/plugins/datasource/alertmanager/types';
 
 import MuteTimingForm from './components/amroutes/MuteTimingForm';
 import { useAlertManagerSourceName } from './hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from './hooks/useUnifiedAlertingSelector';
 import { fetchAlertManagerConfigAction } from './state/actions';
 import { initialAsyncRequestState } from './utils/redux';
@@ -15,7 +16,8 @@ import { initialAsyncRequestState } from './utils/redux';
 const MuteTimings = () => {
   const [queryParams] = useQueryParams();
   const dispatch = useDispatch();
-  const [alertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName] = useAlertManagerSourceName(alertManagers);
 
   const amConfigs = useUnifiedAlertingSelector((state) => state.amConfigs);
 
diff --git a/public/app/features/alerting/unified/Receivers.tsx b/public/app/features/alerting/unified/Receivers.tsx
index 3335aa988ee..f06fdfb57a7 100644
--- a/public/app/features/alerting/unified/Receivers.tsx
+++ b/public/app/features/alerting/unified/Receivers.tsx
@@ -6,6 +6,7 @@ import { Alert, LoadingPlaceholder, withErrorBoundary } from '@grafana/ui';
 
 import { AlertManagerPicker } from './components/AlertManagerPicker';
 import { AlertingPageWrapper } from './components/AlertingPageWrapper';
+import { NoAlertManagerWarning } from './components/NoAlertManagerWarning';
 import { EditReceiverView } from './components/receivers/EditReceiverView';
 import { EditTemplateView } from './components/receivers/EditTemplateView';
 import { GlobalConfigForm } from './components/receivers/GlobalConfigForm';
@@ -13,13 +14,15 @@ import { NewReceiverView } from './components/receivers/NewReceiverView';
 import { NewTemplateView } from './components/receivers/NewTemplateView';
 import { ReceiversAndTemplatesView } from './components/receivers/ReceiversAndTemplatesView';
 import { useAlertManagerSourceName } from './hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from './hooks/useUnifiedAlertingSelector';
 import { fetchAlertManagerConfigAction, fetchGrafanaNotifiersAction } from './state/actions';
 import { GRAFANA_RULES_SOURCE_NAME } from './utils/datasource';
 import { initialAsyncRequestState } from './utils/redux';
 
 const Receivers: FC = () => {
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
   const dispatch = useDispatch();
 
   const location = useLocation();
@@ -54,7 +57,13 @@ const Receivers: FC = () => {
   const disableAmSelect = !isRoot;
 
   if (!alertManagerSourceName) {
-    return <Redirect to="/alerting/notifications" />;
+    return isRoot ? (
+      <AlertingPageWrapper pageId="receivers">
+        <NoAlertManagerWarning availableAlertManagers={alertManagers} />
+      </AlertingPageWrapper>
+    ) : (
+      <Redirect to="/alerting/notifications" />
+    );
   }
 
   return (
@@ -63,6 +72,7 @@ const Receivers: FC = () => {
         current={alertManagerSourceName}
         disabled={disableAmSelect}
         onChange={setAlertManagerSourceName}
+        dataSources={alertManagers}
       />
       {error && !loading && (
         <Alert severity="error" title="Error loading Alertmanager config">
diff --git a/public/app/features/alerting/unified/RuleEditor.tsx b/public/app/features/alerting/unified/RuleEditor.tsx
index 3b29811a926..57d66fc319f 100644
--- a/public/app/features/alerting/unified/RuleEditor.tsx
+++ b/public/app/features/alerting/unified/RuleEditor.tsx
@@ -75,7 +75,7 @@ const RuleEditor: FC<RuleEditorProps> = ({ match }) => {
 
   const { canCreateGrafanaRules, canCreateCloudRules, canEditRules } = useRulesAccess();
 
-  if (!canCreateGrafanaRules && !canCreateCloudRules) {
+  if (!identifier && !canCreateGrafanaRules && !canCreateCloudRules) {
     return <AlertWarning title="Cannot create rules">Sorry! You are not allowed to create rules.</AlertWarning>;
   }
 
diff --git a/public/app/features/alerting/unified/Silences.tsx b/public/app/features/alerting/unified/Silences.tsx
index 828a26a23df..c0c1eda8135 100644
--- a/public/app/features/alerting/unified/Silences.tsx
+++ b/public/app/features/alerting/unified/Silences.tsx
@@ -1,24 +1,26 @@
-import React, { FC, useEffect, useCallback } from 'react';
+import React, { FC, useCallback, useEffect } from 'react';
 import { useDispatch } from 'react-redux';
 import { Redirect, Route, RouteChildrenProps, Switch, useLocation } from 'react-router-dom';
 
 import { Alert, LoadingPlaceholder, withErrorBoundary } from '@grafana/ui';
 import { Silence } from 'app/plugins/datasource/alertmanager/types';
-import { AccessControlAction } from 'app/types';
 
 import { AlertManagerPicker } from './components/AlertManagerPicker';
 import { AlertingPageWrapper } from './components/AlertingPageWrapper';
-import { Authorize } from './components/Authorize';
+import { NoAlertManagerWarning } from './components/NoAlertManagerWarning';
 import SilencesEditor from './components/silences/SilencesEditor';
 import SilencesTable from './components/silences/SilencesTable';
 import { useAlertManagerSourceName } from './hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from './hooks/useUnifiedAlertingSelector';
 import { fetchAmAlertsAction, fetchSilencesAction } from './state/actions';
 import { SILENCES_POLL_INTERVAL_MS } from './utils/constants';
 import { AsyncRequestState, initialAsyncRequestState } from './utils/redux';
 
 const Silences: FC = () => {
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('instance');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
+
   const dispatch = useDispatch();
   const silences = useUnifiedAlertingSelector((state) => state.silences);
   const alertsRequests = useUnifiedAlertingSelector((state) => state.amAlerts);
@@ -49,14 +51,23 @@ const Silences: FC = () => {
   const getSilenceById = useCallback((id: string) => result && result.find((silence) => silence.id === id), [result]);
 
   if (!alertManagerSourceName) {
-    return <Redirect to="/alerting/silences" />;
+    return isRoot ? (
+      <AlertingPageWrapper pageId="silences">
+        <NoAlertManagerWarning availableAlertManagers={alertManagers} />
+      </AlertingPageWrapper>
+    ) : (
+      <Redirect to="/alerting/silences" />
+    );
   }
 
   return (
     <AlertingPageWrapper pageId="silences">
-      <Authorize actions={[AccessControlAction.AlertingInstancesExternalRead]}>
-        <AlertManagerPicker disabled={!isRoot} current={alertManagerSourceName} onChange={setAlertManagerSourceName} />
-      </Authorize>
+      <AlertManagerPicker
+        disabled={!isRoot}
+        current={alertManagerSourceName}
+        onChange={setAlertManagerSourceName}
+        dataSources={alertManagers}
+      />
       {error && !loading && (
         <Alert severity="error" title="Error loading silences">
           {error.message || 'Unknown error.'}
diff --git a/public/app/features/alerting/unified/components/AlertManagerPicker.tsx b/public/app/features/alerting/unified/components/AlertManagerPicker.tsx
index e775215be28..94f30bcc38c 100644
--- a/public/app/features/alerting/unified/components/AlertManagerPicker.tsx
+++ b/public/app/features/alerting/unified/components/AlertManagerPicker.tsx
@@ -1,39 +1,33 @@
 import { css } from '@emotion/css';
 import React, { FC, useMemo } from 'react';
 
-import { SelectableValue, GrafanaTheme2 } from '@grafana/data';
+import { GrafanaTheme2, SelectableValue } from '@grafana/data';
 import { Field, Select, useStyles2 } from '@grafana/ui';
 
-import { getAllDataSources } from '../utils/config';
-import { DataSourceType, GRAFANA_RULES_SOURCE_NAME } from '../utils/datasource';
+import { AlertManagerDataSource, GRAFANA_RULES_SOURCE_NAME } from '../utils/datasource';
 
 interface Props {
   onChange: (alertManagerSourceName: string) => void;
   current?: string;
   disabled?: boolean;
+  dataSources: AlertManagerDataSource[];
 }
 
-export const AlertManagerPicker: FC<Props> = ({ onChange, current, disabled = false }) => {
+function getAlertManagerLabel(alertManager: AlertManagerDataSource) {
+  return alertManager.name === GRAFANA_RULES_SOURCE_NAME ? 'Grafana' : alertManager.name.slice(0, 37);
+}
+
+export const AlertManagerPicker: FC<Props> = ({ onChange, current, dataSources, disabled = false }) => {
   const styles = useStyles2(getStyles);
 
   const options: Array<SelectableValue<string>> = useMemo(() => {
-    return [
-      {
-        label: 'Grafana',
-        value: GRAFANA_RULES_SOURCE_NAME,
-        imgUrl: 'public/img/grafana_icon.svg',
-        meta: {},
-      },
-      ...getAllDataSources()
-        .filter((ds) => ds.type === DataSourceType.Alertmanager)
-        .map((ds) => ({
-          label: ds.name.slice(0, 37),
-          value: ds.name,
-          imgUrl: ds.meta.info.logos.small,
-          meta: ds.meta,
-        })),
-    ];
-  }, []);
+    return dataSources.map((ds) => ({
+      label: getAlertManagerLabel(ds),
+      value: ds.name,
+      imgUrl: ds.imgUrl,
+      meta: ds.meta,
+    }));
+  }, [dataSources]);
 
   return (
     <Field
diff --git a/public/app/features/alerting/unified/components/NoAlertManagerWarning.tsx b/public/app/features/alerting/unified/components/NoAlertManagerWarning.tsx
new file mode 100644
index 00000000000..209c6adf171
--- /dev/null
+++ b/public/app/features/alerting/unified/components/NoAlertManagerWarning.tsx
@@ -0,0 +1,42 @@
+import React from 'react';
+
+import { Alert } from '@grafana/ui';
+
+import { useAlertManagerSourceName } from '../hooks/useAlertManagerSourceName';
+import { AlertManagerDataSource } from '../utils/datasource';
+
+import { AlertManagerPicker } from './AlertManagerPicker';
+
+interface Props {
+  availableAlertManagers: AlertManagerDataSource[];
+}
+
+const NoAlertManagersAvailable = () => (
+  <Alert title="No Alertmanager found" severity="warning">
+    We could not find any external Alertmanagers and you may not have access to the built-in Grafana Alertmanager.
+  </Alert>
+);
+
+const OtherAlertManagersAvailable = () => (
+  <Alert title="Selected Alertmanager not found. Select a different Alertmanager." severity="warning">
+    Selected Alertmanager no longer exists or you may not have permission to access it.
+  </Alert>
+);
+
+export const NoAlertManagerWarning = ({ availableAlertManagers }: Props) => {
+  const [_, setAlertManagerSourceName] = useAlertManagerSourceName(availableAlertManagers);
+  const hasOtherAMs = availableAlertManagers.length > 0;
+
+  return (
+    <div>
+      {hasOtherAMs ? (
+        <>
+          <AlertManagerPicker onChange={setAlertManagerSourceName} dataSources={availableAlertManagers} />
+          <OtherAlertManagersAvailable />
+        </>
+      ) : (
+        <NoAlertManagersAvailable />
+      )}
+    </div>
+  );
+};
diff --git a/public/app/features/alerting/unified/components/admin/AlertmanagerConfig.tsx b/public/app/features/alerting/unified/components/admin/AlertmanagerConfig.tsx
index aaa09860c15..fdf286df090 100644
--- a/public/app/features/alerting/unified/components/admin/AlertmanagerConfig.tsx
+++ b/public/app/features/alerting/unified/components/admin/AlertmanagerConfig.tsx
@@ -6,6 +6,7 @@ import { GrafanaTheme2 } from '@grafana/data';
 import { Alert, Button, ConfirmModal, TextArea, HorizontalGroup, Field, Form, useStyles2 } from '@grafana/ui';
 
 import { useAlertManagerSourceName } from '../../hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from '../../hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from '../../hooks/useUnifiedAlertingSelector';
 import {
   deleteAlertManagerConfigAction,
@@ -22,7 +23,9 @@ interface FormValues {
 
 export default function AlertmanagerConfig(): JSX.Element {
   const dispatch = useDispatch();
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
+
   const [showConfirmDeleteAMConfig, setShowConfirmDeleteAMConfig] = useState(false);
   const { loading: isDeleting } = useUnifiedAlertingSelector((state) => state.deleteAMConfig);
   const { loading: isSaving } = useUnifiedAlertingSelector((state) => state.saveAMConfig);
@@ -75,7 +78,11 @@ export default function AlertmanagerConfig(): JSX.Element {
 
   return (
     <div className={styles.container}>
-      <AlertManagerPicker current={alertManagerSourceName} onChange={setAlertManagerSourceName} />
+      <AlertManagerPicker
+        current={alertManagerSourceName}
+        onChange={setAlertManagerSourceName}
+        dataSources={alertManagers}
+      />
       {loadingError && !loading && (
         <Alert severity="error" title="Error loading Alertmanager configuration">
           {loadingError.message || 'Unknown error.'}
diff --git a/public/app/features/alerting/unified/components/alert-groups/AlertGroupFilter.tsx b/public/app/features/alerting/unified/components/alert-groups/AlertGroupFilter.tsx
index 7af9efe0958..2950864ac2b 100644
--- a/public/app/features/alerting/unified/components/alert-groups/AlertGroupFilter.tsx
+++ b/public/app/features/alerting/unified/components/alert-groups/AlertGroupFilter.tsx
@@ -7,6 +7,7 @@ import { useQueryParams } from 'app/core/hooks/useQueryParams';
 import { AlertmanagerGroup, AlertState } from 'app/plugins/datasource/alertmanager/types';
 
 import { useAlertManagerSourceName } from '../../hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from '../../hooks/useAlertManagerSources';
 import { getFiltersFromUrlParams } from '../../utils/misc';
 import { AlertManagerPicker } from '../AlertManagerPicker';
 
@@ -24,7 +25,8 @@ export const AlertGroupFilter = ({ groups }: Props) => {
   const { groupBy = [], queryString, alertState } = getFiltersFromUrlParams(queryParams);
   const matcherFilterKey = `matcher-${filterKey}`;
 
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('instance');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
   const styles = useStyles2(getStyles);
 
   const clearFilters = () => {
@@ -40,7 +42,11 @@ export const AlertGroupFilter = ({ groups }: Props) => {
 
   return (
     <div className={styles.wrapper}>
-      <AlertManagerPicker current={alertManagerSourceName} onChange={setAlertManagerSourceName} />
+      <AlertManagerPicker
+        current={alertManagerSourceName}
+        onChange={setAlertManagerSourceName}
+        dataSources={alertManagers}
+      />
       <div className={styles.filterSection}>
         <MatcherFilter
           className={styles.filterInput}
diff --git a/public/app/features/alerting/unified/components/amroutes/MuteTimingForm.tsx b/public/app/features/alerting/unified/components/amroutes/MuteTimingForm.tsx
index 49ff77d89d5..f33aac44e0a 100644
--- a/public/app/features/alerting/unified/components/amroutes/MuteTimingForm.tsx
+++ b/public/app/features/alerting/unified/components/amroutes/MuteTimingForm.tsx
@@ -12,6 +12,7 @@ import {
 } from 'app/plugins/datasource/alertmanager/types';
 
 import { useAlertManagerSourceName } from '../../hooks/useAlertManagerSourceName';
+import { useAlertManagersByPermission } from '../../hooks/useAlertManagerSources';
 import { useUnifiedAlertingSelector } from '../../hooks/useUnifiedAlertingSelector';
 import { updateAlertManagerConfigAction } from '../../state/actions';
 import { MuteTimingFields } from '../../types/mute-timing-form';
@@ -57,7 +58,8 @@ const useDefaultValues = (muteTiming?: MuteTimeInterval): MuteTimingFields => {
 
 const MuteTimingForm = ({ muteTiming, showError }: Props) => {
   const dispatch = useDispatch();
-  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName, setAlertManagerSourceName] = useAlertManagerSourceName(alertManagers);
   const styles = useStyles2(getStyles);
 
   const defaultAmCortexConfig = { alertmanager_config: {}, template_files: {} };
@@ -101,7 +103,12 @@ const MuteTimingForm = ({ muteTiming, showError }: Props) => {
 
   return (
     <AlertingPageWrapper pageId="am-routes">
-      <AlertManagerPicker current={alertManagerSourceName} onChange={setAlertManagerSourceName} disabled />
+      <AlertManagerPicker
+        current={alertManagerSourceName}
+        onChange={setAlertManagerSourceName}
+        disabled
+        dataSources={alertManagers}
+      />
       {result && !loading && (
         <FormProvider {...formApi}>
           <form onSubmit={formApi.handleSubmit(onSubmit)} data-testid="mute-timing-form">
diff --git a/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx b/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
index 1b9bebabbb3..2f07e7dd0e8 100644
--- a/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
+++ b/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
@@ -8,7 +8,6 @@ import { updateAlertManagerConfigAction } from '../../../state/actions';
 import { CloudChannelValues, ReceiverFormValues, CloudChannelMap } from '../../../types/receiver-form';
 import { cloudNotifierTypes } from '../../../utils/cloud-alertmanager-notifier-types';
 import { isVanillaPrometheusAlertManagerDataSource } from '../../../utils/datasource';
-import { makeAMLink } from '../../../utils/misc';
 import {
   cloudReceiverToFormValues,
   formValuesToCloudReceiver,
@@ -53,7 +52,7 @@ export const CloudReceiverForm: FC<Props> = ({ existing, alertManagerSourceName,
         oldConfig: config,
         alertManagerSourceName,
         successMessage: existing ? 'Contact point updated.' : 'Contact point created.',
-        redirectPath: makeAMLink('/alerting/notifications', alertManagerSourceName),
+        redirectPath: '/alerting/notifications',
       })
     );
   };
diff --git a/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.test.tsx b/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.test.tsx
new file mode 100644
index 00000000000..aaf5a8a774c
--- /dev/null
+++ b/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.test.tsx
@@ -0,0 +1,103 @@
+import { renderHook } from '@testing-library/react-hooks';
+import { createMemoryHistory } from 'history';
+import React from 'react';
+import { MemoryRouter, Router } from 'react-router-dom';
+
+import store from 'app/core/store';
+
+import { ALERTMANAGER_NAME_LOCAL_STORAGE_KEY } from '../utils/constants';
+import { AlertManagerDataSource, GRAFANA_RULES_SOURCE_NAME } from '../utils/datasource';
+
+import { useAlertManagerSourceName } from './useAlertManagerSourceName';
+
+const grafanaAm: AlertManagerDataSource = {
+  name: GRAFANA_RULES_SOURCE_NAME,
+  imgUrl: '',
+};
+
+const externalAmProm: AlertManagerDataSource = {
+  name: 'PrometheusAm',
+  imgUrl: '',
+};
+
+const externalAmMimir: AlertManagerDataSource = {
+  name: 'MimirAm',
+  imgUrl: '',
+};
+
+describe('useAlertManagerSourceName', () => {
+  it('Should return undefined alert manager name when there are no available alert managers', () => {
+    const wrapper: React.FC = ({ children }) => <MemoryRouter>{children}</MemoryRouter>;
+    const { result } = renderHook(() => useAlertManagerSourceName([]), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBeUndefined();
+  });
+
+  it('Should return Grafana AM when it is available and no alert manager query param exists', () => {
+    const wrapper: React.FC = ({ children }) => <MemoryRouter>{children}</MemoryRouter>;
+
+    const availableAMs = [grafanaAm, externalAmProm, externalAmMimir];
+    const { result } = renderHook(() => useAlertManagerSourceName(availableAMs), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBe(grafanaAm.name);
+  });
+
+  it('Should return alert manager included in the query param when available', () => {
+    const history = createMemoryHistory();
+    history.push({ search: `alertmanager=${externalAmProm.name}` });
+    const wrapper: React.FC = ({ children }) => <Router history={history}>{children}</Router>;
+
+    const availableAMs = [grafanaAm, externalAmProm, externalAmMimir];
+    const { result } = renderHook(() => useAlertManagerSourceName(availableAMs), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBe(externalAmProm.name);
+  });
+
+  it('Should return undefined if alert manager included in the query is not available', () => {
+    const history = createMemoryHistory();
+    history.push({ search: `alertmanager=Not available external AM` });
+    const wrapper: React.FC = ({ children }) => <Router history={history}>{children}</Router>;
+
+    const availableAMs = [grafanaAm, externalAmProm, externalAmMimir];
+
+    const { result } = renderHook(() => useAlertManagerSourceName(availableAMs), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBe(undefined);
+  });
+
+  it('Should return alert manager from store if available and query is empty', () => {
+    const wrapper: React.FC = ({ children }) => <MemoryRouter>{children}</MemoryRouter>;
+
+    const availableAMs = [grafanaAm, externalAmProm, externalAmMimir];
+    store.set(ALERTMANAGER_NAME_LOCAL_STORAGE_KEY, externalAmProm.name);
+
+    const { result } = renderHook(() => useAlertManagerSourceName(availableAMs), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBe(externalAmProm.name);
+  });
+
+  it('Should prioritize the alert manager from query over store', () => {
+    const history = createMemoryHistory();
+    history.push({ search: `alertmanager=${externalAmProm.name}` });
+    const wrapper: React.FC = ({ children }) => <Router history={history}>{children}</Router>;
+
+    const availableAMs = [grafanaAm, externalAmProm, externalAmMimir];
+    store.set(ALERTMANAGER_NAME_LOCAL_STORAGE_KEY, externalAmMimir.name);
+
+    const { result } = renderHook(() => useAlertManagerSourceName(availableAMs), { wrapper });
+
+    const [alertManager] = result.current;
+
+    expect(alertManager).toBe(externalAmProm.name);
+  });
+});
diff --git a/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.ts b/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.ts
index 8fe2c34a600..e453588911c 100644
--- a/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.ts
+++ b/public/app/features/alerting/unified/hooks/useAlertManagerSourceName.ts
@@ -4,25 +4,31 @@ import { useQueryParams } from 'app/core/hooks/useQueryParams';
 import store from 'app/core/store';
 
 import { ALERTMANAGER_NAME_LOCAL_STORAGE_KEY, ALERTMANAGER_NAME_QUERY_KEY } from '../utils/constants';
-import { getAlertManagerDataSources, GRAFANA_RULES_SOURCE_NAME } from '../utils/datasource';
+import { AlertManagerDataSource, GRAFANA_RULES_SOURCE_NAME } from '../utils/datasource';
 
-function isAlertManagerSource(alertManagerSourceName: string): boolean {
-  return (
-    alertManagerSourceName === GRAFANA_RULES_SOURCE_NAME ||
-    !!getAlertManagerDataSources().find((ds) => ds.name === alertManagerSourceName)
+function useIsAlertManagerAvailable(availableAlertManagers: AlertManagerDataSource[]) {
+  return useCallback(
+    (alertManagerName: string) => {
+      const availableAlertManagersNames = availableAlertManagers.map((am) => am.name);
+      return availableAlertManagersNames.includes(alertManagerName);
+    },
+    [availableAlertManagers]
   );
 }
 
-/* this will return am name either from query params or from local storage or a default (grafana).
- *
- * fallbackUrl - if provided, will redirect to this url if alertmanager provided in query no longer
+/* This will return am name either from query params or from local storage or a default (grafana).
+ * Due to RBAC permissions Grafana Managed Alert manager or external alert managers may not be available
+ * In the worst case neihter GMA nor external alert manager is available
  */
-export function useAlertManagerSourceName(): [string | undefined, (alertManagerSourceName: string) => void] {
+export function useAlertManagerSourceName(
+  availableAlertManagers: AlertManagerDataSource[]
+): [string | undefined, (alertManagerSourceName: string) => void] {
   const [queryParams, updateQueryParams] = useQueryParams();
+  const isAlertManagerAvailable = useIsAlertManagerAvailable(availableAlertManagers);
 
   const update = useCallback(
     (alertManagerSourceName: string) => {
-      if (!isAlertManagerSource(alertManagerSourceName)) {
+      if (!isAlertManagerAvailable(alertManagerSourceName)) {
         return;
       }
       if (alertManagerSourceName === GRAFANA_RULES_SOURCE_NAME) {
@@ -33,24 +39,29 @@ export function useAlertManagerSourceName(): [string | undefined, (alertManagerS
         updateQueryParams({ [ALERTMANAGER_NAME_QUERY_KEY]: alertManagerSourceName });
       }
     },
-    [updateQueryParams]
+    [updateQueryParams, isAlertManagerAvailable]
   );
 
   const querySource = queryParams[ALERTMANAGER_NAME_QUERY_KEY];
 
   if (querySource && typeof querySource === 'string') {
-    if (isAlertManagerSource(querySource)) {
+    if (isAlertManagerAvailable(querySource)) {
       return [querySource, update];
     } else {
       // non existing alertmanager
       return [undefined, update];
     }
   }
+
   const storeSource = store.get(ALERTMANAGER_NAME_LOCAL_STORAGE_KEY);
-  if (storeSource && typeof storeSource === 'string' && isAlertManagerSource(storeSource)) {
+  if (storeSource && typeof storeSource === 'string' && isAlertManagerAvailable(storeSource)) {
     update(storeSource);
     return [storeSource, update];
   }
 
-  return [GRAFANA_RULES_SOURCE_NAME, update];
+  if (isAlertManagerAvailable(GRAFANA_RULES_SOURCE_NAME)) {
+    return [GRAFANA_RULES_SOURCE_NAME, update];
+  }
+
+  return [undefined, update];
 }
diff --git a/public/app/features/alerting/unified/hooks/useAlertManagerSources.ts b/public/app/features/alerting/unified/hooks/useAlertManagerSources.ts
new file mode 100644
index 00000000000..25177b0c1ae
--- /dev/null
+++ b/public/app/features/alerting/unified/hooks/useAlertManagerSources.ts
@@ -0,0 +1,7 @@
+import { useMemo } from 'react';
+
+import { getAlertManagerDataSourcesByPermission } from '../utils/datasource';
+
+export function useAlertManagersByPermission(accessType: 'instance' | 'notification') {
+  return useMemo(() => getAlertManagerDataSourcesByPermission(accessType), [accessType]);
+}
diff --git a/public/app/features/alerting/unified/hooks/useMuteTimingOptions.ts b/public/app/features/alerting/unified/hooks/useMuteTimingOptions.ts
index 843a7ec3197..2f702ad3836 100644
--- a/public/app/features/alerting/unified/hooks/useMuteTimingOptions.ts
+++ b/public/app/features/alerting/unified/hooks/useMuteTimingOptions.ts
@@ -7,10 +7,12 @@ import { timeIntervalToString } from '../utils/alertmanager';
 import { initialAsyncRequestState } from '../utils/redux';
 
 import { useAlertManagerSourceName } from './useAlertManagerSourceName';
+import { useAlertManagersByPermission } from './useAlertManagerSources';
 import { useUnifiedAlertingSelector } from './useUnifiedAlertingSelector';
 
 export function useMuteTimingOptions(): Array<SelectableValue<string>> {
-  const [alertManagerSourceName] = useAlertManagerSourceName();
+  const alertManagers = useAlertManagersByPermission('notification');
+  const [alertManagerSourceName] = useAlertManagerSourceName(alertManagers);
   const amConfigs = useUnifiedAlertingSelector((state) => state.amConfigs);
 
   return useMemo(() => {
diff --git a/public/app/features/alerting/unified/utils/access-control.ts b/public/app/features/alerting/unified/utils/access-control.ts
index 9b736179118..57d785df5ec 100644
--- a/public/app/features/alerting/unified/utils/access-control.ts
+++ b/public/app/features/alerting/unified/utils/access-control.ts
@@ -9,7 +9,7 @@ function getRulesSourceType(alertManagerSourceName: string): RulesSourceType {
   return isGrafanaRulesSource(alertManagerSourceName) ? 'grafana' : 'external';
 }
 
-const instancesPermissions = {
+export const instancesPermissions = {
   read: {
     grafana: AccessControlAction.AlertingInstanceRead,
     external: AccessControlAction.AlertingInstancesExternalRead,
@@ -28,7 +28,7 @@ const instancesPermissions = {
   },
 };
 
-const notificationsPermissions = {
+export const notificationsPermissions = {
   read: {
     grafana: AccessControlAction.AlertingNotificationsRead,
     external: AccessControlAction.AlertingNotificationsExternalRead,
diff --git a/public/app/features/alerting/unified/utils/datasource.ts b/public/app/features/alerting/unified/utils/datasource.ts
index b13997c4d78..216105023c5 100644
--- a/public/app/features/alerting/unified/utils/datasource.ts
+++ b/public/app/features/alerting/unified/utils/datasource.ts
@@ -1,9 +1,10 @@
-import { DataSourceJsonData, DataSourceInstanceSettings } from '@grafana/data';
+import { DataSourceInstanceSettings, DataSourceJsonData } from '@grafana/data';
 import { contextSrv } from 'app/core/services/context_srv';
 import { AlertManagerDataSourceJsonData, AlertManagerImplementation } from 'app/plugins/datasource/alertmanager/types';
 import { AccessControlAction } from 'app/types';
 import { RulesSource } from 'app/types/unified-alerting';
 
+import { instancesPermissions, notificationsPermissions } from './access-control';
 import { getAllDataSources } from './config';
 
 export const GRAFANA_RULES_SOURCE_NAME = 'grafana';
@@ -15,6 +16,12 @@ export enum DataSourceType {
   Prometheus = 'prometheus',
 }
 
+export interface AlertManagerDataSource {
+  name: string;
+  imgUrl: string;
+  meta?: DataSourceInstanceSettings['meta'];
+}
+
 export const RulesDataSourceTypes: string[] = [DataSourceType.Loki, DataSourceType.Prometheus];
 
 export function getRulesDataSources() {
@@ -37,6 +44,50 @@ export function getAlertManagerDataSources() {
     .sort((a, b) => a.name.localeCompare(b.name));
 }
 
+const grafanaAlertManagerDataSource: AlertManagerDataSource = {
+  name: GRAFANA_RULES_SOURCE_NAME,
+  imgUrl: 'public/img/grafana_icon.svg',
+};
+
+// Used only as a fallback for Alert Group plugin
+export function getAllAlertManagerDataSources(): AlertManagerDataSource[] {
+  return [
+    grafanaAlertManagerDataSource,
+    ...getAlertManagerDataSources().map<AlertManagerDataSource>((ds) => ({
+      name: ds.name,
+      displayName: ds.name,
+      imgUrl: ds.meta.info.logos.small,
+      meta: ds.meta,
+    })),
+  ];
+}
+
+export function getAlertManagerDataSourcesByPermission(
+  permission: 'instance' | 'notification'
+): AlertManagerDataSource[] {
+  const availableDataSources: AlertManagerDataSource[] = [];
+  const permissions = {
+    instance: instancesPermissions.read,
+    notification: notificationsPermissions.read,
+  };
+
+  if (contextSrv.hasPermission(permissions[permission].grafana)) {
+    availableDataSources.push(grafanaAlertManagerDataSource);
+  }
+
+  if (contextSrv.hasPermission(permissions[permission].external)) {
+    const cloudSources = getAlertManagerDataSources().map<AlertManagerDataSource>((ds) => ({
+      name: ds.name,
+      displayName: ds.name,
+      imgUrl: ds.meta.info.logos.small,
+      meta: ds.meta,
+    }));
+    availableDataSources.push(...cloudSources);
+  }
+
+  return availableDataSources;
+}
+
 export function getLotexDataSourceByName(dataSourceName: string): DataSourceInstanceSettings {
   const dataSource = getDataSourceByName(dataSourceName);
   if (!dataSource) {
diff --git a/public/app/plugins/panel/alertGroups/module.tsx b/public/app/plugins/panel/alertGroups/module.tsx
index 94ccb5c7e26..b2e37a74ff9 100644
--- a/public/app/plugins/panel/alertGroups/module.tsx
+++ b/public/app/plugins/panel/alertGroups/module.tsx
@@ -1,8 +1,11 @@
-import React from 'react';
+import React, { useMemo } from 'react';
 
 import { PanelPlugin } from '@grafana/data';
 import { AlertManagerPicker } from 'app/features/alerting/unified/components/AlertManagerPicker';
-import { GRAFANA_RULES_SOURCE_NAME } from 'app/features/alerting/unified/utils/datasource';
+import {
+  getAllAlertManagerDataSources,
+  GRAFANA_RULES_SOURCE_NAME,
+} from 'app/features/alerting/unified/utils/datasource';
 
 import { AlertGroupsPanel } from './AlertGroupsPanel';
 import { AlertGroupPanelOptions } from './types';
@@ -16,12 +19,15 @@ export const plugin = new PanelPlugin<AlertGroupPanelOptions>(AlertGroupsPanel).
       defaultValue: GRAFANA_RULES_SOURCE_NAME,
       category: ['Options'],
       editor: function RenderAlertmanagerPicker(props) {
+        const alertManagers = useMemo(getAllAlertManagerDataSources, []);
+
         return (
           <AlertManagerPicker
             current={props.value}
             onChange={(alertManagerSourceName) => {
               return props.onChange(alertManagerSourceName);
             }}
+            dataSources={alertManagers}
           />
         );
       },