diff --git a/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.test.tsx b/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.test.tsx
new file mode 100644
index 0000000000..d5a94edec8
--- /dev/null
+++ b/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.test.tsx
@@ -0,0 +1,71 @@
+import { vi } from 'vitest';
+import { CleanupReminder } from './CleanupReminder';
+import { render } from 'utils/testRenderer';
+import type { IFeatureToggle } from 'interfaces/featureToggle';
+import { screen } from '@testing-library/react';
+import { UPDATE_FEATURE } from '../../../providers/AccessProvider/permissions';
+
+const currentTime = '2024-04-25T08:05:00.000Z';
+const monthAgo = '2024-03-25T06:05:00.000Z';
+
+test('render complete feature reminder', async () => {
+    vi.setSystemTime(currentTime);
+    const feature = {
+        name: 'feature',
+        project: 'default',
+        type: 'release',
+        lifecycle: { stage: 'live', enteredStageAt: monthAgo },
+        environments: [{ name: 'prod', type: 'production', enabled: true }],
+    } as IFeatureToggle;
+
+    render(<CleanupReminder feature={feature} onChange={() => {}} />, {
+        permissions: [{ permission: UPDATE_FEATURE }],
+    });
+
+    const button = await screen.findByText('Mark completed');
+    await screen.findByText('31 days');
+
+    button.click();
+    await screen.findByText('Cancel');
+});
+
+test('render remove flag from code reminder', async () => {
+    vi.setSystemTime(currentTime);
+    const feature = {
+        name: 'feature',
+        project: 'default',
+        type: 'release',
+        lifecycle: { stage: 'completed', enteredStageAt: monthAgo },
+        environments: [
+            {
+                name: 'prod',
+                type: 'production',
+                enabled: true,
+                lastSeenAt: currentTime,
+            },
+        ],
+    } as IFeatureToggle;
+
+    render(<CleanupReminder feature={feature} onChange={() => {}} />, {
+        permissions: [{ permission: UPDATE_FEATURE }],
+    });
+
+    await screen.findByText('Time to remove flag from code?');
+});
+
+test('render archive flag reminder', async () => {
+    vi.setSystemTime(currentTime);
+    const feature = {
+        name: 'feature',
+        project: 'default',
+        type: 'release',
+        lifecycle: { stage: 'completed', enteredStageAt: monthAgo },
+        environments: [{ name: 'prod', type: 'production', enabled: true }],
+    } as IFeatureToggle;
+
+    render(<CleanupReminder feature={feature} onChange={() => {}} />, {
+        permissions: [{ permission: UPDATE_FEATURE }],
+    });
+
+    await screen.findByText('Time to clean up technical debt?');
+});
diff --git a/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.tsx b/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.tsx
new file mode 100644
index 0000000000..67af14440b
--- /dev/null
+++ b/frontend/src/component/feature/FeatureView/CleanupReminder/CleanupReminder.tsx
@@ -0,0 +1,118 @@
+import { type FC, useState } from 'react';
+import { Alert, Box, styled } from '@mui/material';
+import FlagIcon from '@mui/icons-material/OutlinedFlag';
+import { parseISO } from 'date-fns';
+import differenceInDays from 'date-fns/differenceInDays';
+
+import PermissionButton from 'component/common/PermissionButton/PermissionButton';
+import { UPDATE_FEATURE } from '../../../providers/AccessProvider/permissions';
+import { MarkCompletedDialogue } from '../FeatureOverview/FeatureLifecycle/MarkCompletedDialogue';
+import { populateCurrentStage } from '../FeatureOverview/FeatureLifecycle/populateCurrentStage';
+import { isSafeToArchive } from '../FeatureOverview/FeatureLifecycle/isSafeToArchive';
+import type { IFeatureToggle } from 'interfaces/featureToggle';
+
+const StyledBox = styled(Box)(({ theme }) => ({
+    marginRight: theme.spacing(2),
+    marginBottom: theme.spacing(2),
+}));
+
+type ReminderType = 'complete' | 'removeCode' | 'archive' | null;
+
+export const CleanupReminder: FC<{
+    feature: IFeatureToggle;
+    onChange: () => void;
+}> = ({ feature, onChange }) => {
+    const [markCompleteDialogueOpen, setMarkCompleteDialogueOpen] =
+        useState(false);
+
+    const currentStage = populateCurrentStage(feature);
+    const isRelevantType =
+        feature.type === 'release' || feature.type === 'experiment';
+    const enteredStageAt = currentStage?.enteredStageAt;
+    const daysInStage = enteredStageAt
+        ? differenceInDays(new Date(), parseISO(enteredStageAt))
+        : 0;
+
+    const determineReminder = (): ReminderType => {
+        if (!currentStage || !isRelevantType) return null;
+
+        if (currentStage.name === 'live' && daysInStage > 30) {
+            return 'complete';
+        }
+        if (currentStage.name === 'completed') {
+            if (isSafeToArchive(currentStage.environments)) {
+                return 'archive';
+            }
+            if (daysInStage > 2) {
+                return 'removeCode';
+            }
+        }
+
+        return null;
+    };
+
+    const reminder = determineReminder();
+
+    if (!reminder) return null;
+
+    return (
+        <StyledBox>
+            {reminder === 'complete' && (
+                <>
+                    <Alert
+                        severity='info'
+                        icon={<FlagIcon />}
+                        action={
+                            <PermissionButton
+                                variant='contained'
+                                permission={UPDATE_FEATURE}
+                                size='small'
+                                onClick={() =>
+                                    setMarkCompleteDialogueOpen(true)
+                                }
+                                projectId={feature.project}
+                            >
+                                Mark completed
+                            </PermissionButton>
+                        }
+                    >
+                        <b>Is this flag ready to be completed?</b>
+                        <p>
+                            This flag has been in production for{' '}
+                            <b>{daysInStage} days</b>. Can it be removed from
+                            the code?
+                        </p>
+                    </Alert>
+                    <MarkCompletedDialogue
+                        isOpen={markCompleteDialogueOpen}
+                        setIsOpen={setMarkCompleteDialogueOpen}
+                        projectId={feature.project}
+                        featureId={feature.name}
+                        onComplete={onChange}
+                    />
+                </>
+            )}
+
+            {reminder === 'archive' && (
+                <Alert severity='warning'>
+                    <b>Time to clean up technical debt?</b>
+                    <p>
+                        We haven't observed any metrics for this flag lately.
+                        Can it be archived?
+                    </p>
+                </Alert>
+            )}
+
+            {reminder === 'removeCode' && (
+                <Alert severity='warning'>
+                    <b>Time to remove flag from code?</b>
+                    <p>
+                        This flag was marked as complete and ready for cleanup.
+                        We're still seeing it being used within the last 2 days.
+                        Have you removed the flag from your code?
+                    </p>
+                </Alert>
+            )}
+        </StyledBox>
+    );
+};
diff --git a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.test.tsx b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.test.tsx
index e552851713..9dddc08e9d 100644
--- a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.test.tsx
+++ b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.test.tsx
@@ -104,7 +104,7 @@ test('render completed stage with still active', async () => {
     });
 
     await screen.findByText('Cleanup');
-    await screen.findByText(/production/);
+    await screen.findByText('production');
     await screen.findByText('2 hours ago');
     expect(screen.queryByText('Archive feature')).not.toBeInTheDocument();
 });
diff --git a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.tsx b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.tsx
index a04a2ea2ee..d4d21974ab 100644
--- a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.tsx
+++ b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureLifecycle/FeatureLifecycleTooltip.tsx
@@ -194,7 +194,7 @@ const SafeToArchive: FC<{
                     disabled={loading}
                     projectId={project}
                 >
-                    Revert to live
+                    Revert to production
                 </PermissionButton>
                 <PermissionButton
                     variant='outlined'
@@ -233,7 +233,7 @@ const ActivelyUsed: FC<{
             onClick={onUncomplete}
             disabled={loading}
         >
-            Revert to live
+            Revert to production
         </PermissionButton>
     </StyledStageAction>
 );
diff --git a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureOverview.tsx b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureOverview.tsx
index 964162878f..34132340e2 100644
--- a/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureOverview.tsx
+++ b/frontend/src/component/feature/FeatureView/FeatureOverview/FeatureOverview.tsx
@@ -18,6 +18,8 @@ import { useEnvironmentVisibility } from './FeatureOverviewMetaData/EnvironmentV
 import useSplashApi from 'hooks/api/actions/useSplashApi/useSplashApi';
 import { useAuthSplash } from 'hooks/api/getters/useAuth/useAuthSplash';
 import { StrategyDragTooltip } from './StrategyDragTooltip';
+import { CleanupReminder } from '../CleanupReminder/CleanupReminder';
+import { useFeature } from '../../../../hooks/api/getters/useFeature/useFeature';
 
 const StyledContainer = styled('div')(({ theme }) => ({
     display: 'flex',
@@ -53,6 +55,8 @@ export const FeatureOverview = () => {
     const { splash } = useAuthSplash();
     const [showTooltip, setShowTooltip] = useState(false);
     const [hasClosedTooltip, setHasClosedTooltip] = useState(false);
+    const { feature, refetchFeature } = useFeature(projectId, featureId);
+    const cleanupReminderEnabled = useUiFlag('cleanupReminder');
 
     if (!flagOverviewRedesign) {
         return <LegacyFleatureOverview />;
@@ -71,49 +75,57 @@ export const FeatureOverview = () => {
     };
 
     return (
-        <StyledContainer>
-            <div>
-                <FeatureOverviewMetaData
-                    hiddenEnvironments={hiddenEnvironments}
-                    onEnvironmentVisibilityChange={
-                        onEnvironmentVisibilityChange
-                    }
-                />
-            </div>
-            <StyledMainContent>
-                <FeatureOverviewEnvironments
-                    onToggleEnvOpen={toggleShowTooltip}
-                    hiddenEnvironments={hiddenEnvironments}
-                />
-            </StyledMainContent>
-            <Routes>
-                <Route
-                    path='strategies/create'
-                    element={
-                        <SidebarModal
-                            label='Create feature strategy'
-                            onClose={onSidebarClose}
-                            open
-                        >
-                            <FeatureStrategyCreate />
-                        </SidebarModal>
-                    }
-                />
-                <Route
-                    path='strategies/edit'
-                    element={
-                        <SidebarModal
-                            label='Edit feature strategy'
-                            onClose={onSidebarClose}
-                            open
-                        >
-                            <FeatureStrategyEdit />
-                        </SidebarModal>
-                    }
-                />
-            </Routes>
+        <div>
+            {cleanupReminderEnabled ? (
+                <CleanupReminder feature={feature} onChange={refetchFeature} />
+            ) : null}
+            <StyledContainer>
+                <div>
+                    <FeatureOverviewMetaData
+                        hiddenEnvironments={hiddenEnvironments}
+                        onEnvironmentVisibilityChange={
+                            onEnvironmentVisibilityChange
+                        }
+                    />
+                </div>
+                <StyledMainContent>
+                    <FeatureOverviewEnvironments
+                        onToggleEnvOpen={toggleShowTooltip}
+                        hiddenEnvironments={hiddenEnvironments}
+                    />
+                </StyledMainContent>
+                <Routes>
+                    <Route
+                        path='strategies/create'
+                        element={
+                            <SidebarModal
+                                label='Create feature strategy'
+                                onClose={onSidebarClose}
+                                open
+                            >
+                                <FeatureStrategyCreate />
+                            </SidebarModal>
+                        }
+                    />
+                    <Route
+                        path='strategies/edit'
+                        element={
+                            <SidebarModal
+                                label='Edit feature strategy'
+                                onClose={onSidebarClose}
+                                open
+                            >
+                                <FeatureStrategyEdit />
+                            </SidebarModal>
+                        }
+                    />
+                </Routes>
 
-            <StrategyDragTooltip show={showTooltip} onClose={onTooltipClose} />
-        </StyledContainer>
+                <StrategyDragTooltip
+                    show={showTooltip}
+                    onClose={onTooltipClose}
+                />
+            </StyledContainer>
+        </div>
     );
 };