Well the following link is to an announcement off of the webpage. I didn't read the whole thing, but it should cover waterfowel.
http://dnr.state.il.us/pubaffairs/20...wlapproved.htm
You should be able to find out just about anything else from this page ...
http://dnr.state.il.us/admin/systems/index.htm
I wouldn't think out of state would be any different from in state on dove hunting. Opens today with a 15 bird limit. Residents must have a HIP number.
Hope this helps.