The ruling is a victory for the publishers and free speech advocates who challenged the law, but the judge’s decision is far from final.

For the second time, U.S. District Judge Stephen Locher found an Iowa law limiting what books schools can offer likely violates the First Amendment.

The district’s current policy for “book challenges” begins with a review by the principal. If the principal decides to keep a book in the library, then a complaint can be filed and a committee would review the book and makes a decision, Superintendent Juan Cabral said.