California Code, Public Utilities Code - PUC § 8376

(a) “Decarbonization charge” means a charge that is added to the billing for service associated with the electrical meter, or other measuring device, under the control of an energy supplier located at the subscriber property where a decarbonization upgrade is located, and that is collected in order to pay for a decarbonization upgrade.

(b) “Decarbonization upgrade” means all of the following:

(c) “Energy supplier” means either of the following:

(d) “Subscriber” means a person or entity that purchases electricity or electrical grid services from an energy supplier and is billed for the electricity or electrical grid services by the energy supplier, either directly or by another entity on behalf of the energy supplier.

(e) “Subscriber property” means residential, commercial, industrial, agricultural, or other real property owned, leased, or licensed for occupancy by the subscriber.