diff --git a/app/Http/Requests/Banking/Reconciliation.php b/app/Http/Requests/Banking/Reconciliation.php
index c43cf482b..1f55a9f24 100644
--- a/app/Http/Requests/Banking/Reconciliation.php
+++ b/app/Http/Requests/Banking/Reconciliation.php
@@ -25,8 +25,8 @@ class Reconciliation extends FormRequest
     {
         return [
             'account_id' => 'required|integer',
-            'started_at' => 'required|date_format:Y-m-d H:i:s',
-            'ended_at' => 'required|date_format:Y-m-d H:i:s',
+            'started_at' => 'required|date_format:Y-m-d H:i:s|before:ended_at',
+            'ended_at' => 'required|date_format:Y-m-d H:i:s|after:started_at',
             'closing_balance' => 'required',
         ];
     }
diff --git a/app/Http/Requests/Document/Document.php b/app/Http/Requests/Document/Document.php
index da79a7771..9aaa750f9 100644
--- a/app/Http/Requests/Document/Document.php
+++ b/app/Http/Requests/Document/Document.php
@@ -57,8 +57,8 @@ class Document extends FormRequest
             'type' => 'required|string',
             'document_number' => 'required|string|unique:documents,NULL,' . $id . ',id,type,' . $type . ',company_id,' . $company_id . ',deleted_at,NULL',
             'status' => 'required|string',
-            'issued_at' => 'required|date_format:Y-m-d H:i:s',
-            'due_at' => 'required|date_format:Y-m-d H:i:s',
+            'issued_at' => 'required|date_format:Y-m-d H:i:s|before:due_at',
+            'due_at' => 'required|date_format:Y-m-d H:i:s|after:issued_at',
             'amount' => 'required',
             'items.*.name' => 'required|string',
             'items.*.quantity' => 'required',