diff --git a/crates/ui-egui/src/lib.rs b/crates/ui-egui/src/lib.rs
index d6900df..5900680 100644
--- a/crates/ui-egui/src/lib.rs
+++ b/crates/ui-egui/src/lib.rs
@@ -409,9 +409,16 @@ impl SheetApp {
         ctx.copy_text(text.to_string());
     }
 
-    /// Paste text that came from the system clipboard, with the clipboard's HTML flavour when the
-    /// host can read it.
+    /// Paste text that came from the system clipboard (Cmd/Ctrl+V, or the ribbon and menu Paste),
+    /// with the clipboard's HTML flavour when the host can read it.
+    ///
+    /// Excel pastes a cut once: after GridCraft's cut has been pasted, the system clipboard text
+    /// that came with it is not pasted again over the moved block; GridCraft's own (empty)
+    /// clipboard is pasted instead, which reports "Nothing to paste.".
     pub fn paste_external(&mut self, text: String) {
+        if self.session.clipboard.is_none() && Self::same_clipboard_text(Some(&text), self.cut_text.as_deref()) {
+            return self.run_or_alert("edit.paste", json!({}));
+        }
         let html = self.services.paste_html.as_mut().and_then(|read| read());
         let params = match html {
             Some(html) => json!({"text": text, "html": html}),
@@ -423,16 +430,9 @@ impl SheetApp {
     /// Ribbon and menu Paste: paste the text on the system clipboard, as Cmd/Ctrl+V does. With no
     /// text there, no host clipboard (web), or the text that was there when GridCraft last copied
     /// without publishing, GridCraft's own clipboard is pasted.
-    ///
-    /// Excel pastes a cut once: after GridCraft's cut has been pasted, the system clipboard text
-    /// that came with it is not pasted again over the moved block.
     pub fn paste_from_clipboard(&mut self) {
-        let text = self.system_clipboard_text();
-        let cut_pasted = self.session.clipboard.is_none() && Self::same_clipboard_text(text.as_deref(), self.cut_text.as_deref());
-        match text {
-            Some(text) if !cut_pasted && (self.session.clipboard.is_none() || self.clipboard_text_at_copy.as_ref() != Some(&text)) => {
-                self.paste_external(text)
-            }
+        match self.system_clipboard_text() {
+            Some(text) if self.session.clipboard.is_none() || self.clipboard_text_at_copy.as_ref() != Some(&text) => self.paste_external(text),
             _ => self.run_or_alert("edit.paste", json!({})),
         }
     }
@@ -444,10 +444,13 @@ impl SheetApp {
     }
 
     /// Whether two clipboard texts are the same copy: trailing line breaks don't count, as in the
-    /// engine's `edit.paste`.
+    /// engine's `edit.paste`, and CRLF matches LF (egui's `Event::Paste` text may keep the host's).
     fn same_clipboard_text(a: Option<&str>, b: Option<&str>) -> bool {
+        fn chars(t: &str) -> impl Iterator<Item = char> + '_ {
+            t.trim_end_matches(['\r', '\n']).chars().filter(|c| *c != '\r')
+        }
         match (a, b) {
-            (Some(a), Some(b)) => a.trim_end_matches(['\r', '\n']) == b.trim_end_matches(['\r', '\n']),
+            (Some(a), Some(b)) => chars(a).eq(chars(b)),
             _ => false,
         }
     }
diff --git a/crates/ui-egui/tests/clipboard.rs b/crates/ui-egui/tests/clipboard.rs
index 24743d0..89a3d34 100644
--- a/crates/ui-egui/tests/clipboard.rs
+++ b/crates/ui-egui/tests/clipboard.rs
@@ -394,3 +394,37 @@ fn the_paste_keytip_pastes_the_system_clipboard_like_the_paste_button() {
     assert_eq!(value_at(&h, "E4"), Some(Value::number(7.0)));
     assert!(h.state().toast.is_none() && h.state().message.is_none());
 }
+
+#[test]
+fn cmd_v_after_a_pasted_cut_does_not_paste_the_cut_text_again() {
+    // Cmd/Ctrl+V hands the app the system clipboard's text, which still holds the cut after the
+    // move. Excel pastes a cut once: the second Cmd/Ctrl+V must leave the moved formulas alone.
+    let mut h = harness(Services::default());
+    h.state_mut().run("cell.set", json!({"cell": "B3", "input": "=B2*2"})).unwrap();
+    h.state_mut().run("selection.set", json!({"range": "A1:B3"})).unwrap();
+    h.input_mut().events.push(Event::Cut);
+    h.step();
+    let text = h
+        .output()
+        .platform_output
+        .commands
+        .iter()
+        .find_map(|c| match c {
+            OutputCommand::CopyText(text) => Some(text.clone()),
+            _ => None,
+        })
+        .expect("the cut is published");
+    h.run_steps(2);
+    h.state_mut().run("selection.set", json!({"cell": "D4"})).unwrap();
+    h.input_mut().events.push(Event::Paste(text.clone()));
+    h.run_steps(2);
+    assert!(has_formula(&h, "E6"), "the cut moves the formula");
+
+    // The host may hand the text back with CRLF line endings.
+    h.input_mut().events.push(Event::Paste(text.replace('\n', "\r\n")));
+    h.run_steps(2);
+    assert!(has_formula(&h, "E6"), "a second Cmd/Ctrl+V leaves the moved formula alone");
+    assert_eq!(value_at(&h, "E6"), Some(Value::number(84.0)));
+    assert_eq!(value_at(&h, "D4"), Some(Value::from("Name")));
+    assert!(h.state().toast.is_some() || h.state().message.is_some(), "Paste reports there is nothing to paste");
+}
diff --git a/docs/ui-parity.md b/docs/ui-parity.md
index fee0ec5..953c256 100644
--- a/docs/ui-parity.md
+++ b/docs/ui-parity.md
@@ -160,7 +160,7 @@ scrollbar bugs 2–4 · pixel/feel pass against observed Excel 7–12.
 
 | Date | Change | Summary |
 |---|---|---|
-| 2026-10-12 | minor | Paste from the ribbon (button and options menu), the cell and header context menus and the macOS menu bar's Edit menu pastes what is on the system clipboard, as Cmd/Ctrl+V does, instead of only GridCraft's own copy (the web build, which can't read the clipboard on request, still pastes GridCraft's copy). Copy and Cut by keytip (H,C / H,X) publish to the system clipboard like the ribbon buttons. After a control-channel or MCP copy, which leaves the system clipboard alone, Paste pastes that copy until other text is copied. Once a cut has been pasted, Paste doesn't paste the cut's clipboard text again over the moved cells (Excel pastes a cut once), and the Paste keytip (H,V,P) pastes the system clipboard like the button. Regression test for the Paste button click freeze in 0.5.0 (#273, fixed by #272); the Paste button gets an accessible "Paste" name for screen readers |
+| 2026-10-12 | minor | Paste from the ribbon (button and options menu), the cell and header context menus and the macOS menu bar's Edit menu pastes what is on the system clipboard, as Cmd/Ctrl+V does, instead of only GridCraft's own copy (the web build, which can't read the clipboard on request, still pastes GridCraft's copy). Copy and Cut by keytip (H,C / H,X) publish to the system clipboard like the ribbon buttons. After a control-channel or MCP copy, which leaves the system clipboard alone, Paste pastes that copy until other text is copied. Once a cut has been pasted, Paste (ribbon, menus or Cmd/Ctrl+V) doesn't paste the cut's clipboard text again over the moved cells (Excel pastes a cut once), and the Paste keytip (H,V,P) pastes the system clipboard like the button. Regression test for the Paste button click freeze in 0.5.0 (#273, fixed by #272); the Paste button gets an accessible "Paste" name for screen readers |
 | 2026-10-11 | minor | AutoFit accounts for table and ordinary filter dropdowns, including low zoom; header text excludes the button area |
 | 2026-10-11 | minor | Outline band for grouped rows and columns, Show / Hide Detail on the Data tab, numpad navigation keys in shortcuts (#373) |
 | 2026-10-11 | minor | Shift+Space / Ctrl+Space no longer start an edit; Control+Space selects the column on Mac (#338) |