diff --git a/CRM/Civicase/Hook/Pre/DeleteSalesOrderContribution.php b/CRM/Civicase/Hook/Pre/DeleteSalesOrderContribution.php
new file mode 100644
index 000000000..e8d5c9f98
--- /dev/null
+++ b/CRM/Civicase/Hook/Pre/DeleteSalesOrderContribution.php
@@ -0,0 +1,79 @@
+<?php
+
+use Civi\Api4\CaseSalesOrder;
+use Civi\Api4\Contribution;
+
+/**
+ * Handles Precessing Contribution deletion.
+ */
+class CRM_Civicase_Hook_Pre_DeleteSalesOrderContribution {
+
+  /**
+   * Updates CaseSaleOrder and Opportunity statuses and financial details.
+   *
+   * @param string $op
+   *   The operation being performed.
+   * @param string $objectName
+   *   Object name.
+   * @param mixed $objectId
+   *   Object ID.
+   * @param array &$params
+   *   Array of an entity.
+   */
+  public function run($op, $objectName, $objectId, &$params) {
+    if (!$this->shouldRun($op, $objectName)) {
+      return;
+    }
+
+    $salesOrderId = $this->getQuotationId($objectId);
+    if (empty($salesOrderId)) {
+      return;
+    }
+
+    $caseSaleOrderContributionService = new CRM_Civicase_Service_CaseSalesOrderContributionCalculator($salesOrderId);
+    $invoicingStatusId = $caseSaleOrderContributionService->calculateInvoicingStatus();
+    $paymentStatusId = $caseSaleOrderContributionService->calculatePaymentStatus();
+
+    CaseSalesOrder::update()
+      ->addWhere('id', '=', $salesOrderId)
+      ->addValue('invoicing_status_id', $invoicingStatusId)
+      ->addValue('payment_status_id', $paymentStatusId)
+      ->execute();
+
+    $caseSalesOrder = CaseSalesOrder::get()
+      ->addSelect('case_id')
+      ->addWhere('id', '=', $salesOrderId)
+      ->execute()
+      ->first();
+
+    $caseSaleOrderContributionService = new \CRM_Civicase_Service_CaseSalesOrderOpportunityCalculator($caseSalesOrder['case_id']);
+    $caseSaleOrderContributionService->updateOpportunityFinancialDetails();
+  }
+
+  /**
+   * Determines if the hook should run or not.
+   *
+   * @param string $op
+   *   The operation being performed.
+   * @param string $objectName
+   *   Object name.
+   *
+   * @return bool
+   *   returns a boolean to determine if hook will run or not.
+   */
+  private function shouldRun($op, $objectName) {
+    return strtolower($objectName) == 'contribution' && $op == 'delete';
+  }
+
+  /**
+   * Gets quotation ID by contribution ID.
+   */
+  private function getQuotationId($id) {
+    return Contribution::get()
+      ->addSelect('Opportunity_Details.Quotation')
+      ->addWhere('id', '=', $id)
+      ->execute()
+      ->first()['Opportunity_Details.Quotation'];
+  }
+
+}
diff --git a/civicase.php b/civicase.php
index 3cf5b82a7..a2eaae277 100644
--- a/civicase.php
+++ b/civicase.php
@@ -258,6 +258,19 @@ function civicase_civicrm_post($op, $objectName, $objectId, &$objectRef) {
   }
 }
 
+/**
+ * Implements hook_civicrm_pre().
+ */
+function civicase_civicrm_pre($op, $objectName, $id, &$params) {
+  $hooks = [
+    new CRM_Civicase_Hook_Pre_DeleteSalesOrderContribution(),
+  ];
+
+  foreach ($hooks as $hook) {
+    $hook->run($op, $objectName, $id, $params);
+  }
+}
+
 /**
  * Implements hook_civicrm_postProcess().
  */