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Technical Session on Time-Varying Rates (D.P.U. 26-62)

Wednesday, October 21, 2026
10 a.m. - 5 p.m.

Address

One South Station, 3rd Floor, Boston, MA 02110

Overview

The Department is conducting a hybrid technical session to discuss matters related to its investigation into the design and implementation of time-varying rates (TVR). The technical session will be an opportunity for the Department to facilitate discussions and ask questions regarding TVR, which will help inform a straw proposal. For more information on the topics to be discussed, please see the Agenda below.    

The public is welcome to observe the proceedings through the virtual livestream or in-person. Interested stakeholders are welcome to participate either virtually or in-person. Please note, for participating stakeholders, discussions will begin with comments from in-person attendees and then move to virtual attendees, if time allows. To actively participate, both in-person and virtually, you must register via the following Microsoft Forms link no later than October 16, 2026: https://forms.cloud.microsoft/g/zTHAk2SbeK. All participants are encouraged to review the discussion questions listed in the Hearing Officer Memo, below, in advance of the technical conference and to come prepared to provide responsive comments.  

The first session will take place on Wednesday, October 21, 2026, at 10:00 a.m. For audio-only access to the session, attendees can dial-in at 1 309-205-3325 and then enter Meeting ID# 838 9737 8488.  

 A second technical session will be scheduled on Thursday, October 22, 2026, at 10:00 a.m. The technical sessions can be observed virtually using the link, number, and Meeting ID listed above or in-person. For more information, please see the Hearing Officer Memo below.  

Following the technical conference, stakeholders may submit to the Department copies of written presentation materials, comments, or other information within the scope of the Agenda. These materials must be non-duplicative, responsive to this Hearing Officer Memo’s discussion topics and questions, and submitted no later than the close of business (5:00 p.m.) on Thursday, November 5, 2026. More information on submission can be found in the Hearing Officer Memo below. 

For any questions regarding the matter, please contact Elizabeth.c.mcnamara@mass.gov.   

Agenda

  • Welcoming Remarks, Introductions, and Guidelines for Participation 
  • DOER Presentation on TVR 
    • Topics: Overview of recommendations in DOER’s petition, including TVR structure, and customer protections, as well as additional discussion and analysis of the overall benefits TVRs and the specific benefits of an opt-out TVR versus an opt-in TVR 
  • Facilitated Discussion on TVR Design Elements 
    • Time Periods 
    • Peak Ratios 
    • Seasonality 
    • Critical Peak Pricing (CPP) for Basic Service 
  • Rate Design for Opt-Out Customers 

Additional Resources

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