(1) Without prejudice to the generality of section 132 any of the following grounds may be specified in a petition:

(a)  the Dáil election was affected by error or was not completed or was otherwise not conducted by the returning officer in accordance with law,
(b)  the Dáil election was affected by electoral offences,
(c)  a candidate at a Dáil election was not eligible for election to the Dáil.

(2)  Notwithstanding any other provision of this Schedule, a petition shall not be dismissed on account of an informality in its contents which does not materially affect its substance.

(3)  No Dáil election shall be declared invalid by reason of a non- compliance with any provision contained in this Act or any mistake in the use of forms provided for in this Act, or in regulations made thereunder, if it appears to the High Court that the election was conducted in accordance with the principles laid down in this Act taken as a whole and that such non-compliance or mistake did not affect the result of the election.