Grant recipients shall comply with the following standards when rehabilitating properties:
1.Every reasonable effort shall be made to provide a compatible use for a property which requires minimal alteration of the building, structure or site and its environment, or to use a property for its original intended purpose.
2.The distinguishing original qualities or character of a building, structure, or site and its environment shall not be destroyed. The removal or alteration of any historic material or distinctive architectural features will disqualify any building from this program.
3.All building, structures, and site shall be recognized as products of their own time. Alterations that have no historical basis and which seek to create an earlier appearance may disqualify any building from this program.
4.Changes which may have taken place in the course of time are evidence of the history and development of a building, structure, or site and its environment. These changes may have acquired significance in their own right, and this significance shall be recognized and respected.
5.Deteriorated architectural features shall be repaired rather than replaced, wherever possible. In the event replacement is necessary, the new material should match the material being replaced in composition, design, color, texture, and other visual qualities .Repair or replacement of missing architectural features should be based on accurate duplications of features, substantiated by historic, physical, or pictorial evidence.
6.The surface cleaning of structures shall be undertaken with the gentlest means possible. Sandblasting and other cleaning methods that will change or damage the historic building materials shall not be undertaken.
7.Contemporary design for alterations and additions to existing properties shall not be discouraged when such alterations and additions do not destroy significant historical, architectural or cultural materials, and such design is compatible with the size, scale, color, material, and character of the property, neighborhood, or environment.
8.Wherever possible, new additions or alterations to structures shall be done in such a manner that if such additions or alterations were to be removed in the future, the essential form and integrity of the structure would be unimpaired. New additions should be compatible to the present structure.