Home > About USPS & News > Forms & Publications > Postal Periodicals and Publications > Publications > Publication 401 - Guide to Manifest Mailing System > 2 How to Apply > 2-4 Mailing Under Temporary Authorization
Within 90 days after temporary authorization has been given, Business Mailer Support will conduct a review of your system.
2-4.1 If your system meets the standards, a final MMS agreement will be prepared, and you will be authorized to manifest mail according to the terms of the agreement.
2-4.2 If your system is not functioning properly, manifest mailing privileges may be suspended or withdrawn until necessary corrections are made.