(a) The response required by section 571.1242 of the Government Code must:(1) be in writing;(2) admit or deny the allegations set forth in the complaint; and(3) be signed by the respondent.(b) If a respondent does not submit a response within the time period prescribed by section 571.1242 of the Government Code, the commission may issue an order imposing a civil penalty for failure to file a response.(c) If a respondent does not submit a response that satisfies the requirements of subsection (a) of this section, the commission may issue an order imposing a penalty for failure to file a complete response.