You can sign up for as many as five categories! Here are the requirements of each:

Best Name:
Does your site have a spiffy and unique name? Your slogan will go hand in hand with your name, too.
Best Fan Site:
Your site must be dedicated to a an actor or character in The Harry PotterSeries. It must be your main theme.
Best Graphics:
Your site has extraordinary graphics! Pictures of high quality, original graphics included.
Best Newbie Site:
Your site can be no older than four months old and has a certain potential and spark to it.
Best Forum:
This is not going to go to the forum with the most members! Rather, it's the forum most well presented with a tight community in Harry Potter fans. There needs to show a sense of purpose, and a needs to feel welcome to new users.
Best Entertainment:
Do you have something that just keeps your visitors coming back for more? Then this category is for you!
Original Content:
Your site is sure of one thing; it has original content! You strive for the best and you feel that original content may be hard to come by, but you have it!
Amazing Layout :
Your layout must be quite impressive! It should be a very interesting feature.
Best Webmaster: [Won't be an option till Season 5]
Need I say more? The credit is often left blank when a web site is created, so this is for you!
One of a Kind Site:
Your site stands out like all the rest for some reason becasue it has that special something. What is it? It's gotta be one of a kind!

Merlin Award:
Our most prestigious award, all sites can be awarded this one, no need to sign up for this one.

click here for the codes