The 7-2 decision written by Justice
Antonin Scalia said this “proof of citizenship” requirement conflicts with the national Motor Voter Act. The measure said states must “accept and use” a simple registration form when filled out by residents who are registering to vote.
Scalia insists on closely following the words of the law, and in this instance, the words of the federal measure were clear in their meaning, he said. As written, the Motor Voter Act “forbids states to demand that an applicant submit additional information beyond that required by the federal form,” he said.