Section 9-1174 - Comprehensive assessment(a) By January 1, 2014, and by that date every 3 years thereafter, the Mayor shall submit to the Council an assessment on the:(1) Advances in propulsion technology;(2) Feasibility, including cost, of converting to non-aerial motive power where aerial wiring has been installed;(3) Feasibility, including cost, of using non-aerial motive power on such segments of the streetcar system where construction has yet to be initiated; and(4) Any recommended amendments to this chapter, including a potential sunset date.(b) The Council shall hold a public hearing on this report.Mar. 31, 2011, D.C. Law 18-339, § 5, 58 DCR 618.