PPM Section 27 PRESIDENT EMERITUS
An individual who has completed a term of president of the Computer Society may refer to themselves in correspondence and other communication as "Computer Society President Emeritus" or "Computer Society President Emerita."
27.2 Past President
The title "Past President" shall be used only by the person who has just completed their term as Computer Society President, after which that Past President may use the term "President Emeritus" or "President Emerita".
The title "President Emeritus" or "President Emerita" confers no special authority, powers, or rights.