diff --git a/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Data.cs b/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Data.cs
index 41cfaad55fa..32941880de9 100644
--- a/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Data.cs
+++ b/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Data.cs
@@ -61,7 +61,12 @@ public enum ValidationType
             /// <summary>
             /// Phone number validation
             /// </summary>
-            PhoneNumber
+            PhoneNumber,
+
+            /// <summary>
+            /// Currency validation
+            /// </summary>
+            Currency
         }
     }
 }
\ No newline at end of file
diff --git a/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Internals.cs b/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Internals.cs
index 1ffe92bd083..b95759837b8 100644
--- a/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Internals.cs
+++ b/Microsoft.Toolkit.Uwp.UI/Extensions/TextBox/TextBoxExtensions.Regex.Internals.cs
@@ -3,6 +3,7 @@
 // See the LICENSE file in the project root for more information.
 
 using System.Diagnostics;
+using System.Globalization;
 using System.Text.RegularExpressions;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
@@ -82,6 +83,9 @@ private static void ValidateTextBox(TextBox textBox, bool force = true)
                 case ValidationType.Characters:
                     regexMatch = textBox.Text.IsCharacterString();
                     break;
+                case ValidationType.Currency:
+                    regexMatch = decimal.TryParse(textBox.Text, NumberStyles.Currency, CultureInfo.CurrentCulture, out _);
+                    break;
             }
 
             if (!regexMatch && force)