A professional engineer registered to practice engineering under the provisions of Chapter 7 (commencing with Section 6700), insofar as he or she practices the profession for which he or she is registered, is exempt from the provisions of this chapter, except that a professional engineer may not use the title “architect,” unless he or she holds a license as required in this chapter.
Source:
Section 5537.4, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=5537.4..