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ISO New England will be performing a maintenance outage of the RPLAN Application, in both Production and Sandbox environments, on Wednesday, May 13, 2026 from 15:00 and 17:00 Hrs.

ISO New England will be performing a maintenance outage of the RPLAN Application, in both Production and Sandbox environments, on Wednesday, May 13, 2026 from 15:00 to 17:00 Hrs. During this time, Production and Sandbox WPF & SPF web services will be unavailable for up to 60 minutes.

• Date: Wed May 13, 2026 3:00PM
• Notice Category: IT Notices