As used in this division, "assessment roll" or "taxation assessment roll" when used with reference to a county, or district or other public corporation, means the taxation assessment roll of the county, and when used with reference to a city means the assessment roll of the county in which the city is located unless a correction factor is established for the purpose of determining true value as provided for in Part 8, in which event those terms mean the taxation assessment rolls of the city.
Ca. Sts. and High. Code § 2802