The Overlay Historic District may be designated for no fewer than six adjacent properties, provided that the following conditions are met:
(a) For Historic Overlay Districts involving between six and ten adjacent properties, a petition demonstrating support from 100 percent of the involved property owners.
(b) For Historic Overlay Districts involving more than ten adjacent properties, a petition demonstrating support from ninety percent of the involved property owners.
(c) For properties within the Historic Overlay District, letters from two different architects or architectural firms, certifying that the properties within the proposed district represent historic properties of architectural significance.
(Ord. 08-33-A. Passed 5-4-09.)