No!
The Chief Administrative Officer's position does not require a certificate, the MGA currently does not dictate any requirements.
However, The Village of Edgerton's Council has requested that the CAO complete The National Advance Certificate in Local Authority Administration level's 1 & 2 at the University of Alberta.
The CAO has completed level 1 in June of 2024 and has completed level 2 in April 2025!