In order to comply with Missouri Senate Bill 775, the Rockwood School District announced the removal of 22 books from district school libraries. The law prohibits providing access to “explicit sexual material” in schools, exempting works “that have serious artistic significance.” Violating the law could result in a class A misdemeanor, which may include up to one year in jail and a fine of not more than $2,000. Titles removed includeBatman: White Knight by Sean Murphy,Gilgamesh: A Graphic Novel by Andrew Winegarner, and The Handmaid's Tale (Graphic Novel) by Renee Nault.

According to the St. Louis Post-Dispatch , local parent group St. Charles County Parent Association has compiled lists of books available in some Missouri school districts which they claim violate state law. According to the website, “We are currently working with legal experts to compile a list that we will classify as ‘criminal.’ We would be thrilled to collaborate with parents and grassroot groups in an effort to compile this list.”

If a challenged book isn’t removed, the group encourages parents to contact local law enforcement and file a police report. The group utilizes the book rating system from BookLooks.org, which rates books on a scale from 1-5: child guidance, teen guidance, minor restricted, no minors, aberrant content (respectively). ...