The City of Ovilla operates as a Type A General Law City.  In 1996, the City Council, by Ordinance, created the position of City Administrator to oversee the day to day operations of the City.  Ordinance Number 2015-018 repealed Chapter 9, Article 9.03 Division 2 of the Code and adopted new provisions in place thereof establishing the office of the City Manager.

The Administration Department maintains administrative responsibility of city management, to include the annual budget, and is responsible for the overall direction of all city employees.