You will need to re-register in the new system, but in exchange you will have access to more information.
- You will be able to view your transaction history
- Reprint a copy of your bill or save pdf
- View multiple services and accounts from one login if you prefer.
- Make a payment online using your credit card (fee applies)
- Download a Bank Draft Authorization Form
- Sign up for e-billing if you prefer
- Additional services coming soon.
Original source can be found here