The authority may enter into agreements with any city within the territory of the authority or with the County of Santa Clara to improve a street, road, highway, or expressway under the jurisdiction of the city or county. This section does not apply to highways under the jurisdiction of the state, unless specifically permitted elsewhere in statute.
Source:
Section 100160.2, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PUC§ionNum=100160.2..