Not sure on all the specifics of CA's admittance structure, beyond they banned race base admission in the '90s in favor of a system that guaranteed admissions to top percentile students.
But post Students for Fair Admissions DEI measures are still ok. Schools can't use race alone as a plus or minus but they may choose to favor those from disadvantaged neighborhoods, 1st generation college students, and even good essays that share someone's experience being a race.
CA banned race base admission in the '90s in favor of a system that guaranteed admissions to top percentile students.
Post Students for Fair Admissions, schools can’t use race alone as a plus or minus nation wide. Like California has been doing it for the past 3 decades.
Thomas goes on and calls out the issue legacy admissions in his lengthy concurrence.