Each state agency that administers a program or activity that is funded directly by the state or receives any financial assistance from the state and that enters into contracts for the performance of services to be provided to the public in an aggregate amount in excess of one hundred thousand dollars ($100,000) per year shall, in accordance with the provisions of Chapter 4.5 (commencing with Section 11371) of this part, adopt such rules and regulations as are necessary to carry out the purpose and provisions of this article.