California Code, Government Code - GOV § 26605

Notwithstanding any other provision of law, except in counties in which the sheriff, as of July 1, 1993, is not in charge of and the sole and exclusive authority to keep the county jail and the prisoners in it, the sheriff shall take charge of and be the sole and exclusive authority to keep the county jail and the prisoners in it including persons confined to the county jail pursuant to subdivision (b) of Section 3454 of the Penal Code for a violation of the terms and conditions of their postrelease community supervision, except for work furlough facilities where by county ordinance the work furlough administrator is someone other than the sheriff.