The City Council may authorize the sale or lease of any real or personal estate belonging to the City. All conveyances, transfers, grants, or leases of any real estate owned by the City shall be signed by the Mayor in accordance with 1 V.S.A. § 313 as may be amended from time to time. (Amended 2013, No. M-19 (Adj. Sess.), § 2, eff. May 20, 2014.)