On or before July 1, 2011, the commissioner may issue guidance to health plans regarding compliance with this chapter and such guidance shall not be subject to the Administrative Procedure Act (Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code). The guidance shall only be effective until the commissioner and the Director of the Department of Managed Health Care adopt joint regulations pursuant to the Administrative Procedure Act.