Matter not subject to inquiry.- The Lokayukta or an Upalokayukta shall not inquire into any matter

(i) which has been referred for inquiry under the Commissions of Inquiry Act, 1952 (60 of 1952); or (ii) relating to an allegation against a public functionary, if the complaint is made after expiration of a period of five years from the date on which the conduct complained against is alleged to have been committed.