Cal. Sts. & High. Code § 10105

As an alternative procedure for constructing any improvement authorized under the Improvement Act of 1911, the legislative body may pass a resolution of intention to do such work, which shall contain a provision that the work shall be instituted when any local, state, or national agency or authority accepts the proposed work as a project for which a contribution of labor, or labor and any portion of materials, supplies, or equipment, will be made by such agency or authority.