Bureau of Street Services Investigators are granted law enforcement authority for solid waste matters by California Health and Safety Code Section 117560 (authority to arrest for “solid waste” dumping violations), California Penal Code Sections  830.7 j (peace officer power of arrest related to illegal dumping), 836.5 (public officer status), 11105 c (authority to obtain criminal history information) and Los Angeles Municipal Code Section 61.07 a (authority to enforce laws and ordinances related to public property).

http://bss.lacity.org/InvestigationAndEnforcement/law.htm