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On May 8, 2026 NSTAR Electric Company d/b/a Eversource Energy (“Eversource”) submitted the results of its most recent solicitation for Basic Service supply for the Western Massachusetts service territory together with proposed Basic Service rates resulting from that solicitation.

The Company requests that the Department of Public Utilities approve the results of this solicitation within five business days, subject to future reconciliation of costs by the Department.

As background on April 7, 2026, the Company issued a Request for Proposals (“RFP”) for Basic Service supply for a delivery term commencing August 1, 2026. Pursuant to directives of the Department, the RFP sought bids, which could vary by calendar month, to fulfill the Company’s Basic Service load requirements effective August 1, 2026, as follows:

Residential Customers

⇒ 50 percent of Basic Service requirements for the six-month period August 1, 2026 to January 31, 2027.

⇒ 50 percent of Basic Service requirements for the six-month period February 1, 2027 to July 31, 2027.

Small Commercial Customers

⇒ 50 percent of Basic Service requirements for the six-month period August 1, 2026 to January 31, 2027.

⇒ 50 percent of Basic Service requirements for the six-month period February 1, 2027 to July 31, 2027.

Medium and Large Commercial and Industrial (“C&I”) Customers

⇒ 100 percent of Basic Service requirements for the three-month period August 1, 2026 to October 31, 2026.

Street Lighting Customers

⇒ 50 percent of Basic Service requirements for the six-month period August 1, 2026 to January 31, 2027.

⇒ 50 percent of Basic Service requirements for the six-month period February 1, 2027 to July 31, 2027.

The Company has contracted for Basic Service supplies and hereby requests that the Department approve the implementation of the new Basic Service rates effective August 1, 2026. An explanation of the calculation of the Basic Service prices may be found in Appendix B.