Here is a PDF guide that goes through the process:
Make sure to select an Open Access license in the “Publication Decision” step. Once that license has been selected, the article should be automatically affiliated with the University of Rochester and the waiver request should be sent.
Please double check is to ensure that their article type is covered under the agreement. A description of the covered article types can be found here: https://www.cambridge.org/core/services/open-access-policies/read-and-publish-agreements/article-type-definitions
Manuscript acceptance date must be from 1/1/2023 - 12/31/2025