20 ILCS 662/20
The Department may prepare model ordinances, manuals, and other technical publications that are founded upon and promote comprehensive planning. The Department may make all possible use of existing model ordinances, manuals, and other technical publications that promote and encourage comprehensive planning and that were prepared by regional planning agencies and commissions, councils of government, and other organizations.
The Department may employ or retain private not-for-profit entities, regional planning agencies and commissions, councils of government, and universities to advise, prepare, or conduct the preparation of the model ordinances, manuals, and other technical publications.
The Department may distribute any model ordinances, manuals, and other technical publications prepared under this Section to all counties and municipalities in this State, regional planning agencies and commissions in this State, the Illinois State Library, all public libraries in this State, and to other organizations and libraries at the Department's discretion.
20 ILCS 662/20