The Measure Authoring Tool (MAT) will be unavailable from approximately Friday, April 12, 2019 at 6:00PM ET through Sunday, April 14, 2019 at 7:00PM ET due to regularly scheduled system maintenance. This downtime may affect both the Production and the Staging environments of the MAT and the MAT public website.
If you have any questions, please contact the Measure Authoring Tool support desk by completing the ‘Contact Us' form located on the Contact Us page of the public website (https://www.emeasuretool.cms.gov/) or calling 1-800-673-0655.