diff --git a/snippets/helpdesk.helpdesk_ticket_view_form.domain_so_line.xml b/snippets/helpdesk.helpdesk_ticket_view_form.domain_so_line.xml
new file mode 100644
index 00000000..af8a5c9d
--- /dev/null
+++ b/snippets/helpdesk.helpdesk_ticket_view_form.domain_so_line.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+<data inherit_id="helpdesk.helpdesk_ticket_view_form" priority="50">
+
+  <field name="so_line"  position="attributes">
+    <attribute name="domain">[('is_service', '=', True), ('order_partner_id', 'child_of', parent.commercial_partner_id), ('is_expense', '=', False), ('state', 'in', ['sale'])]</attribute>
+  </field>
+
+</data>