‹ HC High-Level Controls HC-A.1 Purpose › HC-A Introduction HC-A.1 Purpose Executive Summary Structure of this Module The Comply or Explain Principle Monitoring and Enforcement of Module HC Legal Basis Effective Date HC-A.2 Module History HC-A.2.1 HC-A.2.2 HC-A.2.3 ‹ HC High-Level Controls HC-A.1 Purpose ›