diff --git a/common/changes/@microsoft/rush/enelson-add-timeline-param_2025-01-18-21-32.json b/common/changes/@microsoft/rush/enelson-add-timeline-param_2025-01-18-21-32.json
new file mode 100644
index 00000000000..373c94ac8ea
--- /dev/null
+++ b/common/changes/@microsoft/rush/enelson-add-timeline-param_2025-01-18-21-32.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/rush",
+      "comment": "Allow --timeline option for all phased commands",
+      "type": "none"
+    }
+  ],
+  "packageName": "@microsoft/rush"
+}
\ No newline at end of file
diff --git a/libraries/rush-lib/src/cli/scriptActions/PhasedScriptAction.ts b/libraries/rush-lib/src/cli/scriptActions/PhasedScriptAction.ts
index 4bc5acf7319..0cb0b85ccff 100644
--- a/libraries/rush-lib/src/cli/scriptActions/PhasedScriptAction.ts
+++ b/libraries/rush-lib/src/cli/scriptActions/PhasedScriptAction.ts
@@ -195,13 +195,13 @@ export class PhasedScriptAction extends BaseScriptAction<IPhasedCommandConfig> {
           ' to specify a count that is equal to the number of CPU cores. If this parameter is omitted,' +
           ' then the default value depends on the operating system and number of CPU cores.'
       });
-      this._timelineParameter = this.defineFlagParameter({
-        parameterLongName: '--timeline',
-        description:
-          'After the build is complete, print additional statistics and CPU usage information,' +
-          ' including an ASCII chart of the start and stop times for each operation.'
-      });
     }
+    this._timelineParameter = this.defineFlagParameter({
+      parameterLongName: '--timeline',
+      description:
+        'After the build is complete, print additional statistics and CPU usage information,' +
+        ' including an ASCII chart of the start and stop times for each operation.'
+    });
     this._cobuildPlanParameter = this.defineFlagParameter({
       parameterLongName: '--log-cobuild-plan',
       description: