The City Council may adopt rules relating to personnel administration, including the following: job classification, tenure, retirement, pensions, leaves of absence, vacation, holidays, hours of work, group insurance, salaries, layoffs, reinstatement, promotion, demotion, dismissal, transfer, injury, and settlement of disputes and appeals. (Amended 2013, No. M-19 (Adj. Sess.), § 2, eff. May 20, 2014.)