The Obama administration on Wednesday issued its long-awaited final rule on what states and insurers must do to provide the essential health benefits required in the individual and small-group market beginning in 2014 under the healthcare reform law. A cornerstone of President Barack Obama's plan to enhance the breadth of healthcare coverage in the United States, the mandate allows the 50 U.S. states a role in identifying benefit requirements and grants insurers a phased-in accreditation process for plans sold on federal healthcare exchanges.