(a) When the City Council shall determine that the public necessity or interest demands improvements, and that the cost of the same will be too great to be paid out of the ordinary revenue of the City, the Council may by vote of two-thirds of its members order the submission of a proposition to make such improvements and incur debt to pay for the same to the voters of the City at an annual or special meeting warned and held for that purpose.

(b) The City Council shall, on receipt of a petition signed by ten percent of the voters, promptly order the submission of a proposition to make such improvements and incur debt to pay for them to the voters of the City at an annual or special meeting warned and held for that purpose. (Amended 2013, No. M-19 (Adj. Sess.), § 2, eff. May 20, 2014; 2017, No. M-18 (Adj. Sess.), § 2, eff. May 21, 2018.)