Section 795 Of Article 4. Books And Accounts From California Public Utilities Code >> Division 1. >> Part 1. >> Chapter 4. >> Article 4.

. The commission may, after hearing if requested, require any or all public utilities to carry a proper and adequate depreciation account in the form and in accordance with such rules as the commission prescribes. The commission may, from time to time, ascertain and by order fix the proper and adequate rates of depreciation of the several classes of property of each public utility.