(1) The following development is specified for this code--(a) if the development is on land that is not within a heritage conservation area or a draft heritage conservation area--external alterations to an existing dwelling house,(b) if the development is on land that is within a heritage conservation area or a draft heritage conservation area--external alterations to that part of an existing dwelling house that comprises the storey on the ground level, excluding the roof,(c) external alterations to existing ancillary development that is associated with an existing dwelling house.
(2) External alterations to the following are not development specified for this code--(a) the front of an existing attached dwelling or existing semi-detached dwelling, including any decorative elements at the front of the dwelling,(b) an existing balcony, deck, patio, pergola, terrace or verandah that is attached to the front of an existing attached dwelling or existing semi-detached dwelling,(c) an existing awning, blind or canopy that is attached to the front of an existing attached dwelling or existing semi-detached dwelling.