Monday is the final day for voter registration in Indiana and Kentucky ahead of the November General Election.
Online Registration ends on October 5th for both states.
For Kentucky, if someone wishes to register online, they must do so by 4PM local time: https://vrsws.sos.ky.gov/ovrweb/?gclid=CjwKCAjwiOv7BRBREiwAXHbv3FaUnWLeUJGbvJacyK0OdQ5Gg6lCdzQgaVhHej4C2D5GK-dxln1Z8hoC98YQAvD_BwE
For Indiana: https://www.in.gov/idr/register.htm?gclid=CjwKCAjwiOv7BRBREiwAXHbv3IIBVakcQw8SZuHsZoSeHz28P5mBr7udj9MftAJ8NTI15eaaS_SNxxoCIbYQAvD_BwE
Both Mail-In Registrations for both states have to be postmarked by October 5th.
And, both states in-person registration deadline is by the end of the day at the county clerks and election offices in both states.
Illinois's Mail-In registration deadline has to be postmarked by Tuesday, October 6th. The online registration deadline for the state is October 18th and In-Person Registration can take place up to Election Day, which is November 3rd.