(a) The County Council shall meet regularly at least twice in each month; provided, however, that by vote of a majority of the members of Council, Council may adjourn for not more than 1-month vacation each calendar year. The place, dates and times of regular meetings and the places of special meetings shall be established by the County Council as a part of the rules of procedure adopted for the conduct of its meetings. Special meetings may be held on call of the President of County Council or of a majority of the members of the County Council in accordance with rules adopted as a part of the rules of procedure of the County Council. All meetings shall be public. Official county business transacted by the County Council shall be in the public meetings. (b) The County Council shall determine its own rules and order of business and shall provide for keeping a journal of its proceedings which shall be a public record.(c) Voting, except on procedural motions, shall be by alphabetical roll call and the ayes and nays shall be recorded in the journal. A majority of all members of the County Council shall constitute a quorum, but a smaller number may adjourn from time to time and may compel the attendance of absent members in the manner, and subject to the penalties, prescribed by the rules of the County Council. No action of the County Council, except as otherwise provided in this title, shall be valid or binding unless adopted with the concurrence of a majority of all the members of the County Council.(d) Pursuant to the authority granted to the government of New Castle County in § 1101 of this title, the County Council may by ordinance impose upon itself a super-majority voting requirement in addition to any super-majority requirement imposed by state law.9 Del. C. 1953, § 1150; 55 Del. Laws, c. 85, § 1; 60 Del. Laws, c. 131, § 1; 66 Del. Laws, c. 106, §1; 71 Del. Laws, c. 401, § 15; 72 Del. Laws, c. 432, § 1.;