(225 ILCS 440/3.08)
(from Ch. 121, par. 503.08)
"Erect" means to construct, build, raise, assemble, place, affix,
attach, create, paint, draw or in any other way bring into being or
establish; but does not include any of the foregoing activities when
performed as an incident to the change of advertising message or normal
maintenance or repair of a sign or sign structure. For the purposes of this definition, the following shall not constitute normal maintenance or repair of a sign or sign structure: replacing more than 60% of the uprights, in whole or in part, of a wooden sign structure; replacing more than 30% of the length above ground of each broken, bent, or twisted support of a metal sign structure; raising the height above ground of a sign or sign structure; making a sign bigger; adding lighting; or similar activities that substantially change a sign or make a sign more valuable.
(Source: P.A. 96-919, eff. 6-9-10.)