diff --git a/dotnet/src/webdriver/DevTools/Target.cs b/dotnet/src/webdriver/DevTools/Target.cs
index 3bace60cb97b0..ee8642c93f91f 100644
--- a/dotnet/src/webdriver/DevTools/Target.cs
+++ b/dotnet/src/webdriver/DevTools/Target.cs
@@ -32,6 +32,11 @@ public abstract class Target
         /// </summary>
         public event EventHandler<TargetDetachedEventArgs> TargetDetached;
 
+        /// <summary>
+        /// Occurs when a target is attached.
+        /// </summary>
+        public event EventHandler<TargetAttachedEventArgs> TargetAttached;
+
         /// <summary>
         /// Asynchronously gets the targets available for this session.
         /// </summary>
@@ -79,5 +84,17 @@ protected virtual void OnTargetDetached(TargetDetachedEventArgs e)
                 this.TargetDetached(this, e);
             }
         }
+
+        /// <summary>
+        /// Raises the TargetAttached event.
+        /// </summary>
+        /// <param name="e"></param>
+        protected virtual void OnTargetAttached(TargetAttachedEventArgs e)
+        {
+            if (this.TargetAttached != null)
+            {
+                this.TargetAttached(this, e);
+            }
+        }
     }
 }
diff --git a/dotnet/src/webdriver/DevTools/TargetAttachedEventArgs.cs b/dotnet/src/webdriver/DevTools/TargetAttachedEventArgs.cs
new file mode 100644
index 0000000000000..195bb9b040497
--- /dev/null
+++ b/dotnet/src/webdriver/DevTools/TargetAttachedEventArgs.cs
@@ -0,0 +1,41 @@
+// <copyright file="TargetAttachedEventArgs.cs" company="WebDriver Committers">
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// </copyright>
+
+using System;
+
+namespace OpenQA.Selenium.DevTools
+{
+    /// <summary>
+    /// Event arguments present when the TargetAttached event is raised.
+    /// </summary>
+    public class TargetAttachedEventArgs : EventArgs
+    {
+        /// <summary>
+        /// Gets the ID of the session of the target attached.
+        /// </summary>
+        public string SessionId { get; internal set; }
+        /// <summary>
+        /// Gets the target which is attached.
+        /// </summary>
+        public TargetInfo TargetInfo { get; internal set; }
+        /// <summary>
+        /// Gets if the target is waiting on the debugger. Target continues after invoking Runtime.runIfWaitingForDebugger.
+        /// </summary>
+        public bool WaitingForDebugger { get; internal set; }
+    }
+}
diff --git a/dotnet/src/webdriver/DevTools/v117/V117Target.cs b/dotnet/src/webdriver/DevTools/v117/V117Target.cs
index 2c39c07693937..37b3a801ff51f 100644
--- a/dotnet/src/webdriver/DevTools/v117/V117Target.cs
+++ b/dotnet/src/webdriver/DevTools/v117/V117Target.cs
@@ -40,6 +40,7 @@ public V117Target(TargetAdapter adapter)
         {
             this.adapter = adapter;
             adapter.DetachedFromTarget += OnDetachedFromTarget;
+            adapter.AttachedToTarget += OnAttachedToTarget;
         }
 
         /// <summary>
@@ -120,5 +121,24 @@ private void OnDetachedFromTarget(object sender, DetachedFromTargetEventArgs e)
         {
             this.OnTargetDetached(new TargetDetachedEventArgs() { SessionId = e.SessionId, TargetId = e.TargetId });
         }
+
+        private void OnAttachedToTarget(object sender, AttachedToTargetEventArgs e)
+        {
+            this.OnTargetAttached(new TargetAttachedEventArgs()
+            {
+                SessionId = e.SessionId,
+                TargetInfo = e.TargetInfo == null ? null : new TargetInfo
+                {
+                    BrowserContextId = e.TargetInfo.BrowserContextId,
+                    IsAttached = e.TargetInfo.Attached,
+                    OpenerId = e.TargetInfo.OpenerId,
+                    TargetId = e.TargetInfo.TargetId,
+                    Title = e.TargetInfo.Title,
+                    Type = e.TargetInfo.Type,
+                    Url = e.TargetInfo.Url
+                },
+                WaitingForDebugger = e.WaitingForDebugger
+            });
+        }
     }
 }
diff --git a/dotnet/src/webdriver/DevTools/v118/V118Target.cs b/dotnet/src/webdriver/DevTools/v118/V118Target.cs
index a46f195f8af69..1917c398c02d3 100644
--- a/dotnet/src/webdriver/DevTools/v118/V118Target.cs
+++ b/dotnet/src/webdriver/DevTools/v118/V118Target.cs
@@ -40,6 +40,7 @@ public V118Target(TargetAdapter adapter)
         {
             this.adapter = adapter;
             adapter.DetachedFromTarget += OnDetachedFromTarget;
+            adapter.AttachedToTarget += OnAttachedToTarget;
         }
 
         /// <summary>
@@ -120,5 +121,24 @@ private void OnDetachedFromTarget(object sender, DetachedFromTargetEventArgs e)
         {
             this.OnTargetDetached(new TargetDetachedEventArgs() { SessionId = e.SessionId, TargetId = e.TargetId });
         }
+
+        private void OnAttachedToTarget(object sender, AttachedToTargetEventArgs e)
+        {
+            this.OnTargetAttached(new TargetAttachedEventArgs()
+            {
+                SessionId = e.SessionId,
+                TargetInfo = e.TargetInfo == null ? null : new TargetInfo
+                {
+                    BrowserContextId = e.TargetInfo.BrowserContextId,
+                    IsAttached = e.TargetInfo.Attached,
+                    OpenerId = e.TargetInfo.OpenerId,
+                    TargetId = e.TargetInfo.TargetId,
+                    Title = e.TargetInfo.Title,
+                    Type = e.TargetInfo.Type,
+                    Url = e.TargetInfo.Url
+                },
+                WaitingForDebugger = e.WaitingForDebugger
+            });
+        }
     }
 }
diff --git a/dotnet/src/webdriver/DevTools/v119/V119Target.cs b/dotnet/src/webdriver/DevTools/v119/V119Target.cs
index 50f7677c12a69..a376e2b01d533 100644
--- a/dotnet/src/webdriver/DevTools/v119/V119Target.cs
+++ b/dotnet/src/webdriver/DevTools/v119/V119Target.cs
@@ -40,6 +40,7 @@ public V119Target(TargetAdapter adapter)
         {
             this.adapter = adapter;
             adapter.DetachedFromTarget += OnDetachedFromTarget;
+            adapter.AttachedToTarget += OnAttachedToTarget;
         }
 
         /// <summary>
@@ -120,5 +121,24 @@ private void OnDetachedFromTarget(object sender, DetachedFromTargetEventArgs e)
         {
             this.OnTargetDetached(new TargetDetachedEventArgs() { SessionId = e.SessionId, TargetId = e.TargetId });
         }
+
+        private void OnAttachedToTarget(object sender, AttachedToTargetEventArgs e)
+        {
+            this.OnTargetAttached(new TargetAttachedEventArgs()
+            {
+                SessionId = e.SessionId,
+                TargetInfo = e.TargetInfo == null ? null : new TargetInfo
+                {
+                    BrowserContextId = e.TargetInfo.BrowserContextId,
+                    IsAttached = e.TargetInfo.Attached,
+                    OpenerId = e.TargetInfo.OpenerId,
+                    TargetId = e.TargetInfo.TargetId,
+                    Title = e.TargetInfo.Title,
+                    Type = e.TargetInfo.Type,
+                    Url = e.TargetInfo.Url
+                },
+                WaitingForDebugger = e.WaitingForDebugger
+            });
+        }
     }
 }
diff --git a/dotnet/src/webdriver/DevTools/v85/V85Target.cs b/dotnet/src/webdriver/DevTools/v85/V85Target.cs
index 02a3b114bcd1d..6d73a06054e9a 100644
--- a/dotnet/src/webdriver/DevTools/v85/V85Target.cs
+++ b/dotnet/src/webdriver/DevTools/v85/V85Target.cs
@@ -40,6 +40,7 @@ public V85Target(TargetAdapter adapter)
         {
             this.adapter = adapter;
             adapter.DetachedFromTarget += OnDetachedFromTarget;
+            adapter.AttachedToTarget += OnAttachedToTarget;
         }
 
         /// <summary>
@@ -115,5 +116,24 @@ private void OnDetachedFromTarget(object sender, DetachedFromTargetEventArgs e)
         {
             this.OnTargetDetached(new TargetDetachedEventArgs() { SessionId = e.SessionId, TargetId = e.TargetId });
         }
+
+        private void OnAttachedToTarget(object sender, AttachedToTargetEventArgs e)
+        {
+            this.OnTargetAttached(new TargetAttachedEventArgs()
+            {
+                SessionId = e.SessionId,
+                TargetInfo = e.TargetInfo == null ? null : new TargetInfo
+                {
+                    BrowserContextId = e.TargetInfo.BrowserContextId,
+                    IsAttached = e.TargetInfo.Attached,
+                    OpenerId = e.TargetInfo.OpenerId,
+                    TargetId = e.TargetInfo.TargetId,
+                    Title = e.TargetInfo.Title,
+                    Type = e.TargetInfo.Type,
+                    Url = e.TargetInfo.Url
+                },
+                WaitingForDebugger = e.WaitingForDebugger
+            });
+        }
     }
 }