See e.g. https://www.cnet.com/home/energy-and-utilities/electricity-bills-in-california-will-soon-be-based-on-income-heres-how-it-could-work/

If I move out of the state (very unlikely) I will resolve based on if more than 5% of customers in the East Bay are paying income based surcharges by this date.

PG&E would need to issue the bill by mid-December in order to count.