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The Centers for Medicare & Medicaid Services

MAT Downtime Notification - September Monthly Maintenance

The Measure Authoring Tool (MAT) will be unavailable from approximately Friday, September 13, 2019 at 6:00PM ET through Sunday, September 15, 2019 at 5:00PM 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.