Chapter 15.09 CALIFORNIA PLUMBING CODE This chapter is included in your selections. Sections: 15.09.010 Adoption. 15.09.020 Deletions. 15.09.030 Modifications. 15.09.040 Section 504.3.1 added—Water heater floor support. 15.09.050 Section 609.3 amended—Installation, inspection and testing. 15.09.070 Section 713.4 amended—Sewer required. 15.09.080 Section 422.2(3) Separate facilities.