Section 21686 Of Article 4. Aeronautics Fund From California Public Utilities Code >> Division 9. >> Part 1. >> Chapter 4. >> Article 4.

. It shall be the duty of any public entity receiving payments or allocations under this article to periodically audit its books and records as deemed necessary by the department for the purpose of determining that the money received has been expended for the purposes and under the conditions authorized by this article.