California Code, Streets and Highways Code - SHC § 325

(b)(1) Upon a determination by the commission that it is in the best interests of the state to do so, the commission may, upon terms and conditions approved by it, relinquish to the City of Hollister the portion of Route 25 that is located within the city's jurisdiction between Sunnyslope Road and San Felipe Road prior to the relocation of that portion of Route 25 through adoption of the proposed new easterly bypass alignment of Route 25, if the department and the city enter into an agreement providing for that relinquishment.

(2) The terms and conditions imposed pursuant to paragraph (1) shall include a requirement for the City of Hollister to maintain within its jurisdiction signs directing motorists to the continuation of Route 25 until such time as the new easterly bypass alignment is adopted and opens to traffic.

(3) A relinquishment under this subdivision shall become effective immediately following the recording by the county recorder of the relinquishment resolution containing the commission's approval of the terms and conditions of the relinquishment.

(4) On and after the effective date of the relinquishment, both of the following shall apply:

(5) Upon a determination by the commission that it is in the best interests of the state to do so, the commission shall, upon terms and conditions approved by it, adopt into the state highway system the proposed easterly bypass alignment for Route 25 that is located between Sunnyslope Road and San Felipe Road in the City of Hollister. The adoption may occur at any time after the effective date of the relinquishment pursuant to paragraph (3).