California Code, Business and Professions Code - BPC § 2099.5

Notwithstanding any other provision of law, an originating license for an osteopathic physician's and surgeon's certificate issued by the Osteopathic Medical Board of California shall require a written examination that is either prepared or selected by the Osteopathic Medical Board of California. The written examination shall include osteopathic principles and practices and all applicable provisions of Article 4 (commencing with Section 2080). An applicant shall successfully complete the written examination, as determined by the board.