diff --git a/server/integrations/partsManagement/partsManagement.queries.js b/server/integrations/partsManagement/partsManagement.queries.js
index afcc9a43c..129ca4419 100644
--- a/server/integrations/partsManagement/partsManagement.queries.js
+++ b/server/integrations/partsManagement/partsManagement.queries.js
@@ -216,6 +216,36 @@ const GET_JOBLINES_NOTES_BY_JOBID_UNQSEQ = `
   }
 `;
 
+// Clear task links to parts orders for all jobs in a shop to avoid FK violations when deleting parts orders
+const CLEAR_TASKS_PARTSORDER_LINKS_BY_JOBIDS = `
+  mutation ClearTasksPartsOrderLinks($jobIds: [uuid!]!) {
+    update_tasks(
+      where: { parts_order: { jobid: { _in: $jobIds } } },
+      _set: { partsorderid: null }
+    ) {
+      affected_rows
+    }
+  }
+`;
+
+// Delete parts order lines where the parent order belongs to any of the provided job IDs
+const DELETE_PARTS_ORDER_LINES_BY_JOB_IDS = `
+  mutation DeletePartsOrderLinesByJobIds($jobIds: [uuid!]!) {
+    delete_parts_order_lines(where: { parts_order: { jobid: { _in: $jobIds } } }) {
+      affected_rows
+    }
+  }
+`;
+
+// Delete parts orders for the given job IDs
+const DELETE_PARTS_ORDERS_BY_JOB_IDS = `
+  mutation DeletePartsOrdersByJobIds($jobIds: [uuid!]!) {
+    delete_parts_orders(where: { jobid: { _in: $jobIds } }) {
+      affected_rows
+    }
+  }
+`;
+
 module.exports = {
   GET_BODYSHOP_STATUS,
   GET_VEHICLE_BY_SHOP_VIN,
@@ -241,5 +271,9 @@ module.exports = {
   DELETE_JOBS_BY_IDS,
   DELETE_AUDIT_TRAIL_BY_SHOP,
   GET_JOBLINES_NOTES_BY_JOBID_UNQSEQ,
-  GET_JOB_BY_ID
+  GET_JOB_BY_ID,
+  // newly added exports
+  CLEAR_TASKS_PARTSORDER_LINKS_BY_JOBIDS,
+  DELETE_PARTS_ORDER_LINES_BY_JOB_IDS,
+  DELETE_PARTS_ORDERS_BY_JOB_IDS
 };