The codification system, the indexes, tables and other aids for locating rules prepared by the Secretary of State, notes, and other materials developed under this Section in connection with the publication of the Illinois Administrative Code and Illinois Register shall be the official compilation of the administrative rules of Illinois and shall be entirely in the public domain for purposes of federal copyright law. (Sec. 5-80 of the Act.)
Ill. Admin. Code tit. 1, § 100.1025
Added at 26 Ill. Reg. 13067, effective August 11, 1994