Alabama http://www.sos.state.al.us/Elections/VoterID.aspx

Alaska http://www.elections.alaska.gov/voting.php

Arizona http://www.azsos.gov/election/Prop_200/poll_identification.htm

Arkansas

California http://www.sos.ca.gov/elections/hava_id_requirements.htm

Colorado http://www.elections.colorado.gov/DDefault.aspx?tid=549

Connecticut

Delaware http://elections.delaware.gov/contact.shtml

District of Columbia http://www.dcboee.org/contactus/

Florida http://election.dos.state.fl.us/gen-faq.shtml

Georgia http://www.sos.georgia.gov/GAPhotoID/default.htm

Hawaii http://hawaii.gov/elections/voters/howtovote.htm

Idaho http://www.idahovotes.gov/VoterGuide/vote.htm

Illinois

Indiana http://www.in.gov/sos/photoid/

Iowa http://www.sos.state.ia.us/elections/voterreg/voterguidefiles/Voting.html#ID

Kansas http://www.voteks.org/guide/stepseven.html

Kentucky http://elect.ky.gov/registrationinfo/infoguide.htm

Louisiana http://www.sos.louisiana.gov/tabid/151/Default.aspx

Maine http://maine.gov/sos/cec/elec/right.htm

Maryland http://www.elections.state.md.us/voting/election_day_questions.html#_Toc190229207

Massachusetts http://michigan.gov/sos/0,1607,7-127-15719_15730-178123--,00.html

Michigan https://services2.sos.state.mi.us/mivote/

Minnesota http://www.sos.state.mn.us/home/index.asp?page=204

Mississippi http://www.sos.state.ms.us/elections/VoterRegistrars.asp

Missouri http://www.sos.mo.gov/elections/voterid/default.asp

Montana http://sos.mt.gov/ELB/Voter_Information.asp#vote

Nebraska http://www.sos.ne.gov/elec/clerks.html

Nevada http://sos.state.nv.us/elections/voter/clerks.asp

New Hampshire http://www.sos.nh.gov/vote.htm

New Jersey http://www.state.nj.us/state/elections/vote_id_req.html

New Mexico http://www.sos.state.nm.us/sos-elections.html

New York http://www.elections.state.ny.us/Voting.html

North Carolina http://www.sboe.state.nc.us/content.aspx?ID=32

North Dakota http://www.nd.gov/sos/electvote/voting/voter-qualifi.html

Ohio http://www.sos.state.oh.us/SOS/elections/voterInformation/bringid.aspx

Oklahoma http://www.ok.gov/~elections/faq.html

Oregon http://www.sos.state.or.us/elections/HAVA/votingguide/index.html

Pennsylvania http://www.votespa.com/PreparingforElectionDay/Whattobring/tabid/82/language/en-US/Default.aspx

Rhode Island http://www.elections.ri.gov/faq/index.php#howvote

South Carolina http://www.scvotes.org/2004/10/27/voters_reminded_to_bring_identification_to_the_polls

South Dakota http://www.sdsos.gov/electionsvoteregistration/electionprocess_VoterID.shtm

Tennessee

Texas http://www.sos.state.tx.us/elections/pamphlets/largepamp.shtml

Utah http://elections.utah.gov/VoterInformationPamphlet2006.html

Vermont http://vermont-elections.org/elections1/town_clerks_guide.html

Virginia http://www.sbe.virginia.gov/cms/Voter_Information/Voter_ID_Requirements_in_Virginia.html

Washington http://wei.secstate.wa.gov/osos/en/voterinformation/Pages/IDandPollingPlaceAccessibility.aspx

West Virginia http://www.wvsos.com/elections/eday/votingbasics.htm

Wisconsin http://elections.state.wi.us/faq_detail.asp?faqid=260&fid=27&locid=47

Wyoming http://soswy.state.wy.us/Elections/CountyClerks.aspx