Cal. Sts. & High. Code § 334

(a) Route 34 is from Route 1 between Point Mugu and the City of Oxnard to Route 118 near Somis.

(b) The commission may relinquish to the City of Oxnard the portion of Route 34 that is located within the city limits of that city and is between Oxnard Boulevard and Rice Avenue, upon terms and conditions the commission finds to be in the best interests of the state, if the commission and the city enter into an agreement providing for that relinquishment. (1) A relinquishment under this subdivision shall become effective immediately after the county recorder records the relinquishment resolution that contains the commission’s approval of the terms and conditions of the relinquishment. (2) On and after the effective date of the relinquishment, that portion of Route 34 relinquished shall cease to be a state highway and may not be considered for future adoption under Section 81. (3) For portions of Route 34 relinquished under this subdivision, the City of Oxnard shall maintain within its jurisdiction signs directing motorists to the continuation of Route 34.