This section does not apply to: a partner whom a partnership elects to be a covered employee under § 9-219 of this title; a sole proprietor who elects to be a covered employee under § 9-227 of this title; or an officer of a corporation who: is a covered employee under § 9-206(a) of this title; and is eligible but does not elect to be exempt from coverage under § 9-206(b) of this title. In the case of an accidental personal injury, the claim limitation period in § 9-709(b)(3) of this subtitle does not begin to run until the employer files a report with the Commission in accordance with § 9-707 of this subtitle if: the employer has been notified in accordance with § 9-704 of this subtitle; or the employer or a designated representative of the employer at the place where the accidental personal injury occurred knows about the disability or death of the covered employee.