diff --git a/plugins/woocommerce/changelog/fix-tracks-filtered-properties b/plugins/woocommerce/changelog/fix-tracks-filtered-properties
new file mode 100644
index 00000000000..19fe5411b1f
--- /dev/null
+++ b/plugins/woocommerce/changelog/fix-tracks-filtered-properties
@@ -0,0 +1,4 @@
+Significance: patch
+Type: fix
+
+Move tracks _ui and _ut properties out of filtered tracks properties #33621
diff --git a/plugins/woocommerce/includes/tracks/class-wc-site-tracking.php b/plugins/woocommerce/includes/tracks/class-wc-site-tracking.php
index 865fedb534d..7190829183c 100644
--- a/plugins/woocommerce/includes/tracks/class-wc-site-tracking.php
+++ b/plugins/woocommerce/includes/tracks/class-wc-site-tracking.php
@@ -262,9 +262,8 @@ class WC_Site_Tracking {
 			: array();
 
 		$server_details = self::get_server_details();
-		$identity       = WC_Tracks_Client::get_identity( $user->ID );
 		$blog_details   = self::get_blog_details( $user->ID );
 
-		return array_merge( $data, $properties, $server_details, $identity, $blog_details );
+		return array_merge( $data, $properties, $server_details, $blog_details );
 	}
 }
diff --git a/plugins/woocommerce/includes/tracks/class-wc-tracks.php b/plugins/woocommerce/includes/tracks/class-wc-tracks.php
index d04eb44b46c..bd7d797aced 100644
--- a/plugins/woocommerce/includes/tracks/class-wc-tracks.php
+++ b/plugins/woocommerce/includes/tracks/class-wc-tracks.php
@@ -20,10 +20,10 @@ class WC_Tracks {
 	 * Note: the event request won't be made if $properties has a member called `error`.
 	 *
 	 * @param string $event_name The name of the event.
-	 * @param array  $properties Custom properties to send with the event.
+	 * @param array  $event_properties Custom properties to send with the event.
 	 * @return bool|WP_Error True for success or WP_Error if the event pixel could not be fired.
 	 */
-	public static function record_event( $event_name, $properties = array() ) {
+	public static function record_event( $event_name, $event_properties = array() ) {
 		/**
 		 * Don't track users who don't have tracking enabled.
 		 */
@@ -38,15 +38,8 @@ class WC_Tracks {
 			return false;
 		}
 		$prefixed_event_name = self::PREFIX . $event_name;
-
-		// Allow event props to be filtered to enable adding site-wide props.
-		$filtered_properties = apply_filters( 'woocommerce_tracks_event_properties', $properties, $prefixed_event_name );
-
-		// Delete _ui and _ut protected properties.
-		unset( $filtered_properties['_ui'] );
-		unset( $filtered_properties['_ut'] );
-
-		$event_obj = new WC_Tracks_Event( $filtered_properties );
+		$properties          = self::get_properties( $prefixed_event_name, $event_properties );
+		$event_obj           = new WC_Tracks_Event( $properties );
 
 		if ( is_wp_error( $event_obj->error ) ) {
 			return $event_obj->error;
@@ -54,4 +47,28 @@ class WC_Tracks {
 
 		return $event_obj->record();
 	}
+
+	/**
+	 * Get all properties for the event including filtered and identity properties.
+	 *
+	 * @param string $event_name Event name.
+	 * @param array  $event_properties Event specific properties.
+	 * @return array
+	 */
+	public static function get_properties( $event_name, $event_properties ) {
+		/**
+		 * Allow event props to be filtered to enable adding site-wide props.
+		 *
+		 * @since 4.1.0
+		 */
+		$properties = apply_filters( 'woocommerce_tracks_event_properties', $event_properties, $event_name );
+		$user       = wp_get_current_user();
+		$identity   = WC_Tracks_Client::get_identity( $user->ID );
+
+		// Delete _ui and _ut protected properties.
+		unset( $properties['_ui'] );
+		unset( $properties['_ut'] );
+
+		return array_merge( $properties, $identity );
+	}
 }
diff --git a/plugins/woocommerce/tests/php/includes/class-wc-tracks-test.php b/plugins/woocommerce/tests/php/includes/class-wc-tracks-test.php
new file mode 100644
index 00000000000..d0a787c7e20
--- /dev/null
+++ b/plugins/woocommerce/tests/php/includes/class-wc-tracks-test.php
@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * Class WC_Tracks_Test.
+ */
+class WC_Tracks_Test extends \WC_Unit_Test_Case {
+
+	/**
+	 * Set up test
+	 *
+	 * @return void
+	 */
+	public function setUp(): void {
+		parent::setUp();
+		include_once WC_ABSPATH . 'includes/tracks/class-wc-tracks.php';
+		include_once WC_ABSPATH . 'includes/tracks/class-wc-tracks-client.php';
+	}
+
+	/**
+	 * Test that custom event properties are returned when passed.
+	 */
+	public function test_get_properties() {
+		$properties = \WC_Tracks::get_properties(
+			'test_event',
+			array(
+				'test_property' => 5,
+			)
+		);
+		$this->assertContains( 'test_property', array_keys( $properties ) );
+		$this->assertEquals( 5, $properties['test_property'] );
+	}
+
+
+	/**
+	 * Test that identity properties are added to the properties.
+	 */
+	public function test_addition_of_identity() {
+		$properties = \WC_Tracks::get_properties(
+			'test_event',
+			array(
+				'test_property' => 5,
+			)
+		);
+		$this->assertContains( '_ui', array_keys( $properties ) );
+		$this->assertContains( '_ut', array_keys( $properties ) );
+	}
+
+	/**
+	 * Test that custom identity properties cannot be added.
+	 */
+	public function test_invalid_identity() {
+		$properties = \WC_Tracks::get_properties(
+			'test_event',
+			array(
+				'_ui' => 'bad',
+				'_ut' => 'bad',
+			)
+		);
+		$this->assertNotEquals( 'bad', $properties['_ui'] );
+		$this->assertNotEquals( 'bad', $properties['_ut'] );
+	}
+
+}