38. When any question is to be put to the Dáil, the Ceann Comhairle shall arise and announce that "the question is that," thereupon reading or stating the question, requiring that as many as are of the opinion shall say "Tá," and as many as are of contrary opinion shall say "Níl." He shall judge from the answers to his questions and declare which side in his judgment is in the majority. If the declaration of the Ceann Comhairle as to his decision on a question be challenged, he shall order the Dáil to divide. The Clerk of the Dáil shall then call the roll of Teachtaí, who shall reply "Tá" or "Níl," as the case may be. The Clerk shall then hand a Division Paper stating the result to the Ceann Comhairle, who shall announce the numbers to the Dáil and declare the result of the division. In giving their votes Teachtaí shall attend in their places, and rise when recording their vote.
39. Questions in the Dáil shall be determined by a majority of the votes of the Teachtaí present other than the Ceann Comhairle or Presiding Teachta, who shall have and exercise a casting vote in the case of an equality of votes.