Hi @Pstof,
Thanks for reaching out. As part of the upgrade process, information was sent to customers regarding the upgrade as well as option to opt out of this.
Although Demand tariff may be a default tariff for smart meters in your state, there is usually an option to switch to Time of Use tariff. We can look into this option for you. I'll send you a private message to grab some details from you.
Kind Regards,
-Olgi-