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ISO New England will be performing a series of infrastructure upgrades on the Limit Exchange Portal (LEP) Sandbox application on Wednesday, 3/11/2026, from 09:00 to 17:00.

ISO New England will perform a series of infrastructure upgrades to the Limit Exchange Portal (LEP) Sandbox application on Wednesday, 3/11/2026, from 09:00 to 17:00.

The LEP Sandbox application will be intermittently unavailable during this timeframe.

• Date: Wed Mar 11, 2026 9:00AM
• Notice Category: IT Notices