Texas Property Code - PROP § 301.089. Charge

(1) must consist of a short and plain statement of the facts on which the commission finds reasonable cause to believe that a discriminatory housing practice has occurred or is about to occur;

(2) must be based on the final investigative report;  and

(3) is not limited to the facts or grounds alleged in the complaint.

(1) each respondent;  and

(2) each aggrieved person on whose behalf the complaint was filed.