Aetna Transparency in Coverage: Machine-Readable Files The Transparency in Coverage rule requires health plans and insurers to disclose pricing information via MRF by July 1, 2022. Download MRFs Now Aetna will publish this information on Aetna.com on July 1, 2022 for fully insured and Aetna Funding Advantage groups. Aetna will update the files each month and this link will remain active with the most up-to-date information.