(a) Duties of mayor.--
(1) If a department of public affairs is established by ordinance, the mayor shall be director of the department of public affairs.
(2) Regardless of whether or not a department of public affairs is established by ordinance, the mayor shall supervise city police.
(b) Designations.--
(1) Council shall, at its organizational meeting, designate, by resolution, a council member to be a director of any of the following, if established by ordinance:
(i) The department of accounts and finance.
(ii) The department of public safety.
(iii) The department of streets and public improvements.
(iv) The department of parks and public property.
(2) A designation under paragraph (1) may be changed at council's discretion.