Every person who, having been advised of the provisions of this section, signs a written statement declaring the contents thereof to be true, and causes the statement to be filed with any department of the city, for the purpose of causing an investigation to be made into the activities or conduct of any city officer or employee, knowing the statement to be false or without a reasonable belief in the truth thereof when the statement is in fact false, is guilty of a misdemeanor.
('83 Code, § 9.04.010) Penalty, see § 10.99