public static DateTime PasswordExpirationDate(string user, string domain)
{
	string connect = String.Format("WinNT://{0}/{1},user", domain, user);
	DirectoryEntry entry = new DirectoryEntry(connect);
 
	if (entry == null)
		Console.WriteLine("Failed to get Directory Entry.");
 
	int secondsRemaining = (int)entry.Properties["MaxPasswordAge"][0];
 
	// A policy setting of -1 means no expiration,
	// so return an 'infinite' date
	if (secondsRemaining > 0) 
	{
		secondsRemaining -= (int)entry.Properties["PasswordAge"][0];
		return DateTime.Now.AddSeconds(secondsRemaining);
	} 
	else 
	{ 
		return DateTime.MaxValue; 
	}
}