California Code, Business and Professions Code - BPC § 6731.2

Any registered civil engineer may offer to practice, procure, and offer to procure, land surveying work incidental to his or her civil engineering practice, even though he or she is not authorized to perform that work, provided all the land surveying work is performed by, or under the direction of, a licensed land surveyor or registered civil engineer authorized to practice land surveying. Further, any registered civil engineer may manage or conduct as manager, proprietor, or agent, a civil engineering practice which offers to practice, procure, and offers to procure, such incidental land surveying work.