chicago illinois attorney general appeal federal judge rule block same-day registration poll place state populous counties spokeswoman office say wednesday appeal submit state attorney general lisa madigan u.s. court appeal 7th circuit seek reverse rule bar election day voter registration poll place counties populations 100,000 registrations allow state law enact last year appeal file tuesday even accord court document maura possley spokeswoman attorney general office rule issue tuesday judge samuel der-yeghiayan northern district illinois result federal court lawsuit bring august state law group align conservative think tank come six weeks nov. election nl2n1c321w chicago-based liberty justice center file lawsuit argue population threshold unconstitutionally discriminate voters less populate counties boost democrats heavily democratic cook county chicago locate rule der-yeghiayan write law provide advantage urban voters rural counterparts law pass late 2014 democratic-led legislature sign law early 2015 former democratic governor pat quinn allow election day voter registration first time include poll place section law regard poll place registration pertain counties populations 100,000 illinois attorney general appeal bar election day voter registration