I too an having this problem.
It looks fine in the visual editor, this is what you seen in the received email:
<p>Can you see my tags?</p>
[Please post code & markup between backticks or use the code button. Your posted code may now have been permanently damaged by the forum's parser.]
Even when I send a test notification to myself, I can see all the html tags. It's fine whan I just send plain text, but we need to send html formatted emails.