TFS Push Subscriber

PushSubscriber.cs

using Microsoft.TeamFoundation.Common;
using Microsoft.TeamFoundation.Framework.Server;
using Microsoft.TeamFoundation.Git.Server;
using System;
using System.Linq;

namespace PushSub
{
    public class PushSubscriber : ISubscriber
    {
        public Type[] SubscribedTypes()
        {
            return new Type[] { typeof(PushNotification) };
        }
        public string Name
        {
            get { return "PushSubscriber"; }
        }
        public SubscriberPriority Priority
        {
            get { return SubscriberPriority.Normal; }
        }

        public EventNotificationStatus ProcessEvent(TeamFoundationRequestContext requestContext, NotificationType notificationType,
            object notificationEventArgs, out int statusCode, out string statusMessage, out ExceptionPropertyCollection properties)
        {
            statusCode = 0;
            statusMessage = string.Empty;
            properties = null;

            if (notificationType == NotificationType.Notification)
            {
                var push = notificationEventArgs as PushNotification;
                if (push.RefUpdateResults.Any(r => r.Succeeded && r.Name.StartsWith("refs/tags")))
                {
                    // one or more tags have been pushed, do stuff..
                }
            }

            return EventNotificationStatus.ActionPermitted;
        }
    }
}

@kria Thank you, this worked perfectly!