(a) Duties. The President of Council shall preside at all meetings of Council and shall appoint all committees of Council.
He shall co-ordinate the activities and work of the various committees of Council. As President of Council he shall have all the duties, powers, rights and obligations as any other member of Council, except that he shall not vote upon any matter before Council unless and only when it is necessary to resolve a tie vote. In absence of the Mayor, he shall act as Mayor, as provided in Article III, Section 4(a) of this Charter.
(b) Vacancy in Office. In case of vacancy, the President of Council shall be elected by Council from among its members and the one so elected shall serve for the unexpired term.