An Abridged Version Source: Common Core Standards. (2010). National Governors Association Center for Best Practices and Council of Chief State School Officers. Note: This document is provided to schools under the presumption of the Fair Use clause § of Copyright Law, Title 17, U.S. Code. The purpose and character of the CCSS document is intended only for educational purposes and not as a means to limit or redefine the purpose or intent of the original document. Common Core State Standards for Language: Grammar and Usage