10 ILCS 5/11-6
Within 60 days after July 1, 2014 (the effective date of Public Act 98-691), each election authority shall transmit to the principal office of the State Board of Elections and publish on any website maintained by the election authority maps in electronic portable document format (PDF) showing the current boundaries of all the precincts within its jurisdiction. Whenever election precincts in an election jurisdiction have been redivided or readjusted, the county board or board of election commissioners shall prepare maps in electronic portable document format (PDF) showing such election precinct boundaries no later than 90 days before the next scheduled election. The maps shall show the boundaries of all political subdivisions and districts. The county board or board of election commissioners shall immediately forward copies thereof to the chair of each county central committee in the county, to each township, ward, or precinct committeeperson , and each local election official whose political subdivision is wholly or partly in the county and, upon request, shall furnish copies thereof to each candidate for political or public office in the county and shall transmit copies thereof to the principal office of the State Board of Elections and publish copies thereof on any website maintained by the election authority.
10 ILCS 5/11-6