or tabulation of any such ballot. (B) The individual may serve as a poll watcher to observe the canvassing and processing of absentee or other mail-in ballots, including the procedures for verification of signed certificates of transmission under section 330(c)(2). (C) The individual may observe the recount of the results of the election at any location at which the recount is held, and may challenge the tabulation of any ballot tabulated pursuant to the recount. (3) Provision of credentials The chief State election official of the District of Columbia shall provide each individual who is authorized to observe election procedures under paragraph (1) with appropriate credentials to enable the individual to observe such procedures. (4) Exception for candidates and law enforcement officers An individual may not serve as a poll watcher under subparagraph (A) or (B) of paragraph (2), and the chief State election official of the District of Columbia may not provide the individual with credentials to enable the individual to serve as a poll watcher under such subparagraph, if the individual is a candidate in the election or a law enforcement officer. (c) Other individuals (1) Petition for observer credentials In addition to the individuals described in subsection (b), any individual, including an individual representing or affiliated with a domestic or international organization, may petition the chief State election official of the District of Columbia to provide the individual with credentials to observe election procedures carried out in a District of Columbia election, as described in subsection (b). (2) Authority described If the chief State election official provides an individual with credentials under paragraph (1), the individual shall have the same authority to observe election procedures carried out in the election as an individual described in subsection (b), except that the individual may not challenge the casting, tabulation, canvassing, or processing of any ballot in the election. (3) Exception for