The Unified Patent Court provides practical information about the upcoming launch of the CMS Entry Into Force (EIF) external practice period The UPC will offer a dedicated CMS platform to allow external users to practice EIF functionalities. This practice period will start as of the 29th of May and will last for an unlimited duration. The UPC will offer a dedicated CMS platform to allow external users to practice EIF functionalities. This practice period will start as of the 29th of May and will last for an unlimited duration.The environment will be the same as the current Sunrise practice: CERUS https://cerus.unified-patent-court.org/login, on which the EIF functionalities will be activated.The Court will only ensure a passive practice. Interactions with external users and the Court as foreseen in the CMS will be limited. It means that the progression of the workflows and the procedures is not guaranteed. The UPC staff is currently working on EIF preparation andSunrise running activities and cannot be dedicated for the EIF practice tasks. Therefore, we kindly request users to limit their requests, to which the Court will respond on best effort basis.In addition to the EIF scope during the external practice, all Sunrise functionalities will remain available, including APIs requests.Please note that:The strong authentication is activated in the CMS test environment (CERUS). Users will need to use this functionality to create accounts and login to the CMS connect.Users already registered in CERUS will not need to create a new user account to test the CMS EIF functionalities as of 29th of May.Users should not provide real data or real documents when testing CMS functionalities for EIF.The CMS test environment will not be refreshed, the database will contain some test data in relation with the Sunrise functionalities.The check of documents type uploaded will be activated. Only documents of type PDF/A will be accepted.The check of uploaded documents signature will be activated. Only digitally signed documents will be accepted.Disclaimer: this communication contains information and requirements that applies only to the External EIF Practice Period, starting as of May 29, 2023.