“When I am trying to login with TaxTron web program, I am getting the message that my email address is invalid. But if I try to register with the same email address, it says I'm already registered. How can I fix this?

TaxTron has created two distinct websites for Individual and professional users with their own distinct login pages and login credentials. You cannot login to a website you are not registered. Therefore, the user has to utilize the appropriate login page:

• NETFILE user: Click Here (opens in a new tab)
• Pro users (EFILE): Click Here