# The Town and Country Planning (General Permitted Development) (Scotland) Order 1992, Paragraph Interpretation of Part 1


For the purposes of Part 1—
“balcony” means a platform, enclosed by a wall or balustrade, projecting outward from the external wall of a building, with access from an upper floor window or door;
“bound” means to share a common boundary, and “bounding” is to be construed accordingly;
“enlargement” means any development that increases the internal volume of the original dwellinghouse, and includes a canopy or roof, with or without walls, which is attached to the dwellinghouse, but does not include a balcony;
“footprint” means an area of ground covered by development;
“front curtilage” means that part of the curtilage of the original dwellinghouse forward of the principal elevation;
“rear curtilage” means that part of the curtilage of the original dwellinghouse which is not the front curtilage;
“rear elevation” means the elevation of the original dwellinghouse that is opposite its principal elevation;
“resulting dwellinghouse” means the dwellinghouse as enlarged, taking into account any previous enlargement;
“side elevation” means the elevation of the original dwellinghouse linking the principal elevation with the rear elevation; and
“terrace house” means a dwellinghouse—
(a)situated in a row of three or more buildings used, or designed for use, as single dwellinghouses; and
(b)having a mutual wall with, or having a main wall adjoining the main wall of, the dwellinghouse (or building designed for use as a dwellinghouse) on either side of it,
but includes the dwellinghouses at each end of such a row of buildings as is referred to.
Any reference in Part 1 to—
(a) height is a reference to height when measured from ground level, and ground level means the level of the surface of the ground immediately adjacent to the building or structure or, where the level of the surface of the ground is not uniform, the level of the lowest part of the surface of the ground adjacent to it;
(b) the measurement of a dimension is a reference to the measurement of external dimensions; and
(c) “the principal elevation” is a reference to the elevation of the original dwellinghouse which by virtue of its design or setting, or both, is the principal elevation.

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Source: https://www.legislation.gov.uk/uksi/1992/223/schedule/1/part/1/paragraph/1 (the official version)
Page: https://openlegislation.uk/town-and-country-planning-general-permitted-development-scotland-order-1992/schedule-1/part-1/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.