50. (1) An election petition against any returned candidate may be presented to the President by any candidate or elector on the ground of any irregularity or corrupt practice:
(i) in the case of the first elections to the Assembly, within seven days from the date on which these rules come into force;
(ii) in the case of subsequent elections within thirty days from the date on which the results of the elections are published in the appropriate Official Gazette.
(2) An election petition shall be deemed to have been presented to the President when it is delivered to the President or to any officer appointed by him in this behalf:
(a) by the person making the petition; or
(b) by a person authorised in writing in this behalf by the person making the petition; or
(c) by registered post.