diff --git a/jikimo_purchase_tier_validation/models/models.py b/jikimo_purchase_tier_validation/models/models.py
index 879d51dd..02648830 100644
--- a/jikimo_purchase_tier_validation/models/models.py
+++ b/jikimo_purchase_tier_validation/models/models.py
@@ -18,6 +18,19 @@ class jikimo_purchase_tier_validation(models.Model):
     # 是否已上传合同文件
     is_upload_contract_file = fields.Boolean(string='是否已上传合同文件', default=False)
 
+    def button_confirm(self):
+        self = self.with_context(skip_validation=True)
+        return super().button_confirm()
+
+    def _check_state_conditions(self, vals):
+        self.ensure_one()
+        if self._context.get('skip_validation'):
+            return False
+        return (
+                self._check_state_from_condition()
+                and vals.get(self._state_field) in self._state_to
+        )
+
     def request_validation(self):
         for record in self:
             missing_fields = []
@@ -29,6 +42,9 @@ class jikimo_purchase_tier_validation(models.Model):
             if missing_fields:
                 raise ValidationError(_('如下字段要求必须填写：%s') % '、'.join(missing_fields))
 
+            if not record.contract_document_id:
+                raise ValidationError(_('合同文件必须上传'))
+
         return super(jikimo_purchase_tier_validation, self).request_validation()
 
     # 上传合同文件