Iowa State University

Lawsuit says Iowa's voter ID law violates state constitution

Iowa's new voter identification law violates the state constitution and will make it harder for some people to cast a ballot, plaintiffs alleged in a lawsuit filed Wednesday.

The suit marks the first legal challenge against the ID requirement and its provisions, which were passed last year in Iowa's new Republican-controlled Legislature. Parts of the law went into effect this year and will play a role in the state's upcoming June 5 primary election. A requirement to show ID in order to cast a regular ballot goes into effect in 2019.

It's unclear how an injunction request to halt some of the law's provisions would impact the upcoming primary. Early voting began weeks...