This guide outlines Paycor's best practices for facilitating a successful open enrollment (OE) process while aligning with carrier expectations and guidelines. It details the automation of the OE file scheduling, which occurs 45 days prior to the renewal date, thus removing the need for manual scheduling. The document explains the timeline for file transmission to carriers, typically two to three weeks before the renewal date. Additionally, it describes the protocol for structure changes related to the OE file, emphasizing the importance of providing updates at least 30 days prior to the renewal date. The guide also addresses COBRA files, effective date logic, and termination logic for OE files, including the handling of cancellations and changes during the OE period. Furthermore, it discusses the black-out period following the OE file submission and the implications of extending the open enrollment period. Overall, the document serves as a comprehensive resource for managing the open enrollment process effectively.