Information and Forms
- Competitive Supplier Enrollment-Drop Schedule - This provides the schedule of Competitive Supplier Enrollment/Drop.
- 2025 Supplier/broker training schedule - This page provides the supplier/broker training schedule for 2025.
- Class average load shapes - This page describes the class average load shapes.
- EBT Working Group - This is the link to the EBT working group site hosted by National Grid.
- EDI pre-production testing worksheet - This document is a worksheet to use in preparation for transmitting electronic data interchange transactions.
- EDI specific testing conditions - This provides the testing conditions required to send electronic data interchange transactions.
- Forward Capacity Market - ISO New England - This page provides ISO information.
- Installed capacity tags - This provides information regarding National Grid method for estimating ICAP for ISO-NE reporting
- Load asset methodology - This page provides supplier load estimation allocation of losses to suppliers.
- Load zones by towns - This page provides load zones by towns.
- Massachusetts Department of Public Utilities - This provides a link to the Massachusetts Department of Public Utilities for Information for Consumers about the Electric Industry.
- National Grid information for the ISO-NE market system asset registration form - This page is the National Grid information required to submit on the ISO form for Market System Asset Registration.
- Rate class/load profile/meter class table - This page provides rate class/load profile/meter class information.
- Service territory - These provides Massachusetts Electric Company territory information.
- Terms and conditions
- Wholesale Electric Supply website - This site is intended to assist with transactions of Basic Service and Environmental Certificates.