(a) A petition to a court of appeals for a writ of mandamus under this subchapter must be filed with the court specified by this section.
(b) A petition pertaining to an election must be filed with the court of the court of appeals district in which:
(1) the respondent resides, or in which one of them resides if there is more than one respondent, if the election is statewide; or
(2) the territory covered by the election is wholly or partly situated, if the election is not statewide.
(c) A petition pertaining to a political party convention must be filed with the court of the court of appeals district in which:
(1) the respondent resides, or in which one of them resides if there is more than one respondent, for a state convention;
(2) the territory represented by the convention delegates is wholly or partly situated, for a district convention; or
(3) the precinct or county is situated, for a precinct or county convention.