(a) (1) (A) An aggrieved person may, not later than one year after an alleged discriminatory housing practice has occurred or terminated, file a complaint with the commission alleging a discriminatory housing practice. The commission, on the commission's own initiative, may also file such a complaint. Such complaint shall be in writing and shall contain such information and be in such form as the commission requires. The commission may also investigate housing practices to determine whether a complaint should be brought under this section.
(B) Upon the filing of such complaint: (i) The commission shall serve notice upon the aggrieved person acknowledging such filing and advising the aggrieved person of the time limits and choice of forums provided under this article; (ii) the commission shall, not later than ten days after such filing or the identification of an additional respondent under paragraph (2) of this subsection, serve on the respondent a notice identifying the alleged discriminatory housing practice and advising such respondent of the procedural rights and obligations of respondents under this article, together with a copy of the original complaint; (iii) each respondent may file, not later than ten days after receipt of notice from the commission, an answer to such complaint; and (iv) unless it is impracticable to do so, the commission shall make an investigation of the alleged discriminatory housing practice and complete such investigation within one hundred days after the filing of the complaint.