An alteration in the permitted use of an existing building; such a change may result in the imposition of other

In building construction, an authorized alteration or deviation from the design or scope of work as originally defined by the

A storage room for lighting supplies and devices, required before gas or electricity was available.

A building or suite of rooms designed to house any of the following: a lawcourt with special functions, archives, a

Screen dividing the chancel from the nave.

The railing or barrier in place of a chancel screen by which the chancel is separated from the nave.