California Code, Health and Safety Code - HSC § 19138

In any case where a building subject to this chapter is also subject to any permit provisions of the rules and regulations promulgated pursuant to the provision of the State Housing Law,  1 it shall not be necessary to make duplicate filings of plans and specifications hereunder, to include in the application a detailed statement of the work to be done, nor shall it be necessary to pay a fee for filing an application for a building permit under this chapter if a fee is prescribed by local ordinance for a permit under the State Housing Law. In such cases, the application hereunder may contain a general statement of the work to be done, with a specific reference to the application, plans, and specifications filed under the State Housing Law.