diff --git a/frontend/dashboard.css b/frontend/dashboard.css
index 663fb90..b0dc904 100644
--- a/frontend/dashboard.css
+++ b/frontend/dashboard.css
@@ -268,6 +268,9 @@ textarea { resize: vertical; min-height: 120px; }
 .retry-work-route[hidden] { display:none; }
 .my-work-bulk { position:sticky; bottom:0; z-index:4; margin:10px -4px -12px; padding:10px 4px; padding-bottom:calc(10px + env(safe-area-inset-bottom)); background:rgba(11,21,38,.98); border-top:1px solid #2a496e; }
 .my-work-bulk button { min-height:44px; width:100%; }
+.my-work-bulk-actions { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; }
+.my-work-bulk-actions button { min-height:44px; width:100%; }
+.my-work-bulk-actions #bulk-mark-read { grid-column:1 / -1; }
 .my-work[data-stale="true"] { border-color:#fcd34d; }
 .review-sheet { position:fixed; inset:0; z-index:50; display:none; justify-content:flex-end; background:rgba(5,12,21,.72); backdrop-filter:blur(4px); }
 .review-sheet.open { display:flex; }
diff --git a/frontend/dashboard.js b/frontend/dashboard.js
index 104cd32..9a10e9e 100644
--- a/frontend/dashboard.js
+++ b/frontend/dashboard.js
@@ -2504,6 +2504,7 @@
     });
     const bulkBar = qs('#bulk-mark-read-bar');
     const bulkButton = qs('#bulk-mark-read');
+
     const updateIds = notificationIds(visible);
     const selectionControls = qs('#update-selection-controls');
     selectionControls.hidden = selectedWorkFilter !== 'update' || updateIds.length === 0;
@@ -2515,6 +2516,9 @@
     qs('#load-more-notifications').hidden =
       selectedWorkFilter !== 'update' || !notificationPagination.has_more;
     bulkButton.disabled = bulkMarkPending || selection.count === 0;
+    document.querySelectorAll('[data-defer-selected]').forEach(button => {
+      button.disabled = bulkMarkPending || selection.count === 0 || !planningOwnerLogin;
+    });
     bulkButton.textContent = bulkConfirmationPending ?
       'Confirm marking ' + selection.count + ' selected read' :
       'Mark ' + selection.count + ' selected read';
@@ -5514,6 +5518,18 @@
     notificationSelection.cancel();
     qs('#select-updates').focus();
   });
+  document.querySelectorAll('[data-defer-selected]').forEach(button => button.addEventListener('click', () => {
+    const selection = notificationSelection.snapshot();
+    const ids = new Set(selection.ids);
+    const selectedUpdates = lastMyWork.filter(item => item.has_update && ids.has(item.notification_id));
+    const until = laterWork.presetUntil(button.dataset.deferSelected);
+    const result = laterWork.deferMany(selectedUpdates, until);
+    qs('#my-work-action-status').textContent = result === 'deferred' ?
+      selection.count + ' updates deferred until ' + fmt(until) + '; work stays unread and unchanged in Gitea.' :
+      'Could not save Later on this device. Selection unchanged.';
+    if (result === 'deferred') notificationSelection.cancel();
+    refreshMyWorkView();
+  }));
   qs('#bulk-mark-read').addEventListener('click', async () => {
     const selection = notificationSelection.snapshot();
     if (!selection.ids.length || bulkMarkPending) return;
diff --git a/frontend/index.html b/frontend/index.html
index 789f2c8..9eb550d 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -178,7 +178,11 @@
     <button class="retry-work-route" id="retry-work-route" type="button" hidden>Retry shared work item</button>
     <div class="small" id="work-route-share-status" aria-live="polite"></div>
     <div class="my-work-bulk" id="bulk-mark-read-bar" hidden>
-      <button id="bulk-mark-read" type="button"></button>
+      <div class="my-work-bulk-actions">
+        <button id="defer-selected-today" data-defer-selected="today" type="button">Later today</button>
+        <button id="defer-selected-tomorrow" data-defer-selected="tomorrow" type="button">Tomorrow</button>
+        <button id="bulk-mark-read" type="button"></button>
+      </div>
     </div>
   </section>
   <aside class="sidebar">
diff --git a/frontend/later-work.js b/frontend/later-work.js
index 89ae1cf..5aa8df8 100644
--- a/frontend/later-work.js
+++ b/frontend/later-work.js
@@ -52,6 +52,22 @@ function createLaterWork({ storage, getLogin, now = () => new Date(), setTimer =
     return 'deferred';
   }
 
+  function deferMany(items, until) {
+    const key = storageKey();
+    const wake = new Date(until);
+    const entries = (items || []).map(item => [identity(item), item]);
+    if (!key) return 'unavailable';
+    if (!entries.length || entries.some(([id]) => !id) || Number.isNaN(wake.getTime()) || wake <= now()) {
+      return 'invalid';
+    }
+    const records = read();
+    const wakeAt = wake.toISOString();
+    entries.forEach(([id]) => { records[id] = wakeAt; });
+    if (!write(records)) return 'unavailable';
+    entries.forEach(([id]) => onChange('defer', id, wakeAt));
+    return 'deferred';
+  }
+
   function presetUntil(preset) {
     const current = new Date(now());
     if (preset === 'today') return new Date(current.getTime() + 4 * 60 * 60 * 1000);
@@ -127,7 +143,7 @@ function createLaterWork({ storage, getLogin, now = () => new Date(), setTimer =
     return { active, later };
   }
 
-  return { identity, read, adopt, defer, restore, presetUntil, partition };
+  return { identity, read, adopt, defer, deferMany, restore, presetUntil, partition };
 }
 
 if (typeof module !== 'undefined' && module.exports) module.exports = createLaterWork;
diff --git a/src/frontend_bundle.py b/src/frontend_bundle.py
index c9bf17e..e6a4732 100644
--- a/src/frontend_bundle.py
+++ b/src/frontend_bundle.py
@@ -29,7 +29,7 @@ FEATURE_SOURCES = {
     "security-center": ("static/security-center.js",),
     "today-timer": (
         "static/mobile-task-dock.js", "static/notification-undo.js", "static/today-timer.js", "static/today-recap.js",
-        "static/today-rollover.js", "static/drafts.js", "static/unfiled-captures.js",
+        "static/today-rollover.js", "static/later-work.js", "static/drafts.js", "static/unfiled-captures.js",
         "static/draft-filing-session.js", "static/draft-capacity-dialog.js",
     ),
 }
diff --git a/tests/test_my_work.py b/tests/test_my_work.py
index fe85598..01079d5 100644
--- a/tests/test_my_work.py
+++ b/tests/test_my_work.py
@@ -1343,6 +1343,59 @@ process.stdout.write(JSON.stringify({{noIdentity, invalid, failedWrite}}));
     }
 
 
+def test_later_queue_defers_a_batch_atomically_with_one_wake_time_and_change_per_item():
+    script = f"""
+const createLaterWork = require({json.dumps(str(LATER_WORK))});
+const values = new Map();
+const changes = [];
+let writes = 0;
+let fail = false;
+const storage = {{
+  getItem:key => values.get(key) || null,
+  setItem:(key,value) => {{ writes += 1; if (fail) throw new Error('quota'); values.set(key,value); }},
+  removeItem:key => values.delete(key),
+}};
+const first = {{kind:'update',repository:'stackchain/api',number:17,notification_id:91}};
+const second = {{kind:'update',repository:'stackchain/web',number:8,notification_id:92}};
+const store = createLaterWork({{
+  storage, getLogin:() => 'timmy', now:() => new Date('2026-08-08T12:00:00Z'),
+  setTimer:() => 1, clearTimer:() => {{}},
+  onChange:(...change) => changes.push(change),
+}});
+const deferred = store.deferMany([first, second], new Date('2026-08-09T09:00:00Z'));
+const saved = store.partition([first, second]);
+const beforeFailure = JSON.stringify(store.read());
+fail = true;
+const unavailable = store.deferMany([
+  {{kind:'update',repository:'stackchain/api',number:19,notification_id:93}},
+  {{kind:'update',repository:'stackchain/api',number:20,notification_id:94}},
+], new Date('2026-08-10T09:00:00Z'));
+process.stdout.write(JSON.stringify({{
+  deferred, unavailable, writes, changes,
+  later:saved.later.map(item => [item.notification_id,item.deferred_until]),
+  unchanged:beforeFailure === JSON.stringify(store.read()),
+}}));
+"""
+    result = subprocess.run(
+        ["node", "-e", script], check=True, capture_output=True, text=True
+    )
+
+    assert json.loads(result.stdout) == {
+        "deferred": "deferred",
+        "unavailable": "unavailable",
+        "writes": 2,
+        "changes": [
+            ["defer", "update:stackchain/api:17:91", "2026-08-09T09:00:00.000Z"],
+            ["defer", "update:stackchain/web:8:92", "2026-08-09T09:00:00.000Z"],
+        ],
+        "later": [
+            [91, "2026-08-09T09:00:00.000Z"],
+            [92, "2026-08-09T09:00:00.000Z"],
+        ],
+        "unchanged": True,
+    }
+
+
 def test_later_queue_prunes_missing_work_and_wakes_expired_items_without_reload():
     script = f"""
 const createLaterWork = require({json.dumps(str(LATER_WORK))});
@@ -5582,6 +5635,20 @@ async def test_updates_view_offers_accessible_sticky_mobile_subset_selection():
     assert "body: JSON.stringify({ ids })" in html
 
 
+@pytest.mark.anyio
+async def test_selected_updates_can_be_deferred_together_without_marking_them_read():
+    html = await dashboard()
+
+    assert 'id="defer-selected-today"' in html
+    assert 'id="defer-selected-tomorrow"' in html
+    assert 'laterWork.deferMany(selectedUpdates, until)' in html
+    assert "notificationSelection.cancel()" in html
+    assert "Selection unchanged." in html
+    assert "work stays unread and unchanged in Gitea" in html
+    assert '.my-work-bulk-actions { display:grid;' in html
+    assert '.my-work-bulk-actions button { min-height:44px; width:100%; }' in html
+
+
 @pytest.mark.anyio
 async def test_updates_view_discloses_incomplete_inbox_and_loads_more_on_mobile():
     html = await dashboard()