diff --git a/backend/app/plugins/wiaas/includes/class-wiaas-order.php b/backend/app/plugins/wiaas/includes/class-wiaas-order.php
index 736cd70..2fd7190 100644
--- a/backend/app/plugins/wiaas/includes/class-wiaas-order.php
+++ b/backend/app/plugins/wiaas/includes/class-wiaas-order.php
@@ -16,6 +16,9 @@ class Wiaas_Order {
 	private static $object_order_type = 'shop_order';
 
 	public static function init() {
+
+		require_once dirname( __FILE__ ) . '/order/class-wiaas-order-project.php';
+
 		add_action('woocommerce_new_order', array( __CLASS__, 'assign_order_to_organization' ));
 
 		add_filter('woocommerce_rest_check_permissions', array( __CLASS__, 'check_order_access'), 10, 4);
diff --git a/backend/app/plugins/wiaas/includes/order/class-wiaas-order-project.php b/backend/app/plugins/wiaas/includes/order/class-wiaas-order-project.php
new file mode 100644
index 0000000..6efaf9c
--- /dev/null
+++ b/backend/app/plugins/wiaas/includes/order/class-wiaas-order-project.php
@@ -0,0 +1,38 @@
+<?php
+
+class Wiaas_Order_Project {
+
+	public static function init() {
+		add_action('woocommerce_after_register_taxonomy', array(__CLASS__, 'register_order_project_taxonomy'));
+	}
+
+	public static function register_order_project_taxonomy() {
+		$labels = array(
+			'name'              => _x( 'Project', 'taxonomy general name', 'wiaas' ),
+			'singular_name'     => _x( 'Project', 'taxonomy singular name', 'wiaas' ),
+			'search_items'      => __( 'Search Order Projects', 'wiaas' ),
+			'all_items'         => __( 'All Order Projects', 'wiaas' ),
+			'parent_item'       => __( 'Parent Order Project', 'wiaas' ),
+			'parent_item_colon' => __( 'Parent Order Project:', 'wiaas' ),
+			'edit_item'         => __( 'Edit Order Project', 'wiaas' ),
+			'update_item'       => __( 'Update Order Project', 'wiaas' ),
+			'add_new_item'      => __( 'Add New Order Project', 'wiaas' ),
+			'new_item_name'     => __( 'New Order Project Name', 'wiaas' ),
+			'menu_name'         => __( 'Order Project', 'wiaas' ),
+		);
+
+		$args = array(
+			'hierarchical'      => false,
+			'labels'            => $labels,
+			'show_ui'           => true,
+			'show_admin_column' => true,
+			'query_var'         => true,
+			'rewrite'           => array( 'slug' => 'shop_order_project' ),
+		);
+
+		register_taxonomy( 'shop_order_project', array( 'shop_order' ), $args );
+	}
+
+}
+
+Wiaas_Order_Project::init();
\ No newline at end of file