The document outlines the development and purpose of the Resource Description and Access (RDA) standard, which was introduced to address the complexities and limitations of the previous Anglo-American Cataloging Rules (AACR2). It discusses the conceptual models underpinning RDA, such as Functional Requirements for Bibliographic Records (FRBR), and details the U.S. RDA test conducted to evaluate its effectiveness in various areas. The document also includes recommendations for implementation and further improvements based on the findings of the test.