C#: Does current user have local admin rights

CurrentUser.cs

namespace Vurdalakov
{
    using System;
    using System.Security.Principal;

    public static class CurrentUser
    {
        public static Boolean IsAdministrator()
        {
            using (var windowsIdentity = WindowsIdentity.GetCurrent())
            {
                var windowsPrincipal = new WindowsPrincipal(windowsIdentity);
                return windowsPrincipal.IsInRole(WindowsBuiltInRole.Administrator);
            }
        }
    }
}