According to Rule No. 14.5 of the UDCPR 2020, the regulations regarding the Conservation of Heritage buildings/precincts/Natural features are mentioned. Point No. 14.5.8 specifically provides information on the Grading of the listed buildings.
Grade I-
Heritage Grade-I comprises buildings and precincts of National or Historic importance, excellence in architectural style, design technology and material usage and/or aesthetics ; associated with a great historic event, personality, movement or institution. They have been and are the prime landmarks of the city and of National importance
Grade II-
Heritage Grade-II (A and B) comprises buildings and precincts of Regional importance , possessing special architectural or aesthetic merit, or cultural or historical significance though of a lower scale than Heritage Grade-I. They are local landmarks ,which contribute to the image and identity of the region. They may be the work of master craftsmen or may be models of proportion and ornamentation or designed to suit a particular climate
Grade III-
Heritage Grade-III comprises buildings and precincts of local importance for townscape ,they evoke architectural, aesthetic ,or sociological interest though not as in Heritage Grade -II. These contribute to determine the character of the locality and can be representative of life-style of a particular community or region and, may also be distinguished by setting on a street line or special character of the façade and uniformity of height width and scale.
Scope of change
Grade I -
No interventions be permitted either on exterior or interior unless it is necessary in the interest of strengthening and prolonging the life of the buildings or precincts or any part of features thereof. For this purpose absolutely essential and minimum changes would be allowed and they must be in accordance with the original. Repairs shall be with the use of like to like material.
Grade II -
Grade - II (A) - Internal changes and adaptive reuse and external changes may by and large be allowed but subject to strict scrutiny. Care would be taken to ensure the conservation of all special aspects for which it is included in heritage Grade - II
Grade - II (B) - In addition to the above, extension of Additional building in the same plot or compound, in certain circumstances be allowed, provided that, the extension/additional building is in harmony with (and does not detract from) the existing heritage buildings or precincts especially in terms of height, and façade.
Grade III -
External, internal changes and adaptive reuse would by and large be allowed. Changes can include extensions, and additional buildings in the same plot or compound. However any changes should be such that they do not detract from the existing heritage building/precinct.
Procedure
Grade I -
Development permission for the changes would be given by the Authority on the advice of the Heritage Conservation Committee.
Grade II -
Development permission for the changes/additional Construction would be given by the Authority on the advice of the Heritage Conservation Committee.
Grade III -
Development permission for the changes/additional Construction would be given by the Authority on the advice of the Heritage Conservation Committee.