If the board of directors of the annexing district determines that the annexation of the territory will facilitate the acquisition, construction, completion, or operation of any public utilities works of the petitioning district, or the annexing district, and will not operate to the disadvantage of the annexing district, and that the territory proposed to be annexed will be benefited by the annexation, it shall determine the terms and conditions upon which the annexation shall be made.
Ca. Pub. Util. Code § 17366