4 [. . .] Article 30. Initial Processing 1. The Secretariat of the Commission shall be responsible for the study and initial processing of petitions lodged before the Commission and that fulfill all the requirements set forth in the Statute and in these Regulations. 2. If a petition or communication does not meet the requirements called for in these Regulations, the Secretariat of the Commission may request the petitioner or his representative to complete it. 3. If the Secretariat has any doubt as to the admissibility of a petition, it shall submit it for consideration to the Commission or to the Chairman during recesses of the Commission. CHAPTER II PETITIONS AND COMMUNICATIONS REGARDING STATES PARTIES TO THE AMERICAN CONVENTION ON HUMAN RIGHTS Article 31. Condition for Considering the Petition The Commission shall take into account petitions regarding alleged violations by a state party of human rights defined in the American Convention on Human Rights, only when they fulfill the requirements set forth in that Convention, in the Statute and in these Regulations. [. . .] Article 33. Omission of Requirements Without prejudice to the provisions of Article 29, if the Commission considers that the petition is inadmissible or incomplete, it shall notify the petitioner, whom it shall ask to complete the requirements omitted in the petition. [. . .] Article 38. Deadline for the Presentation of Petitions 1. The Commission shall refrain from taking up those petitions that are lodged after the six-month period following the date on which the party whose rights have allegedly been violated has been notified of the final ruling in cases where the remedies under domestic law have been exhausted. [. . .]