CERS NextGen EDT Introduction Tier 1: Regulator Library Services Tier 2: Regulator Query Services Tier 3: Regulator CME Submission Services CERS NextGen EDT Technical Documentation Content from the Introduction section ofCERSNextGen EDT Services-v1-4 Pages 4-5 EDTIntroduction Tier 1: Regulator EDT Library Services Tier 2: Regulator EDT Query Services Tier 3: CUPA EDT CME Submission Services EDT Technical Documentation