More References and Resources

Effective February 1, 2018 changes were made to Eversource's Terms & Conditions for Distribution Service in Eastern Massachusetts. An updated tariff is currently available.

Information available on Eversource.com is currently under review and will be revised as soon as possible to reflect any changes. If you have any questions regarding our line extension policies, please contact us at 800-880-2433.

All files are PDF format unless otherwise noted.

• Electric Service Process & Responsibilities Overview - Review the sequential steps to expedite your request for new electric service.
• Environmental Best Management Practices Manual - Environmental stewardship policy in accordance with local, state, and federal regulations.
  
• Sales Tax  - Regulations regarding the charge of sales tax on certain types of accounts.
• Prepaid Costs - An agreement over prepaid costs for electric service at a new commercial facility or residential development.
• Revenue True-Up - Revenue true-up agreement for the development of a commercial facility or residential development.
• Electric Account Executives - List of Account Executives, the industries they serve and contact information.
• Electric Customer Service Engineers - List of Customer Service Engineers and their contact information by town.
• Request for Shut-Off and Removal of Service (.doc file download) - Request the removal of permanent electric service in advance of demolition or major renovation.

Standards Documents

The following documents detail the preferred construction methods and materials for construction projects interacting with our electric infrastructure.

Design and construction standards

• Design Standards for New 15/25kV Primary Underground Distribution Systems, Up to 200 amps (D3820) 
• Distribution Ductbank (C1100)
• Cold Shrink Termination for Jacketed Concentric or Flat Strap Neutral Cable (25 kV and Below) (C2010)
• Primary URD Riser (C2021)
• Power Cable Risers (For 25 kV and Below) (C2022)
• Installation of S&C Fused, Pad Mounted, Visible Break, Air Switch Rated 15 & 25 kV, 600 Amp, Manual or Motor-Operated Source Transfer Switch (Including RADSEC) with Fault Indicators or Current Transformers (C3800)
• Installation of Precast Pad Foundations for 4 kV, 15 kV & 25 kV Padmounted, Three-Phase Distribution Transformers (C3801)
• Recommended Minimum Clearances from Three-Phase Distribution Transformer Foundation to Buildings, Building Openings, Landscaping or Traveled Way (C3802)
• Installation of Precast Concrete Manholes (C3813)
• Installation of Handholes & Box Pads (C3814)
• Grounding & Bonding Pole-Mounted Equipment (C5000)

Material standards

• Precast Concrete Manhole - 4x6x6 Inside Dimensions (M1202)
• Precast Concrete Manhole - 6x10x8 Inside Dimensions (M1204)
• Precast Concrete Primary/Secondary Pull Box Foundation - 4x4x4 Inside Dimensions (M1208)
• Precast Concrete Primary Pull Box Foundation - 5x5x5 Inside Dimensions (M1216)
• No. 1 Solid Cover (M1300)
• No. 1 Manhole Frame (M1303)
• 600 Volt EP Rubber Insulated Cable, 1/C (M1600)
• No. 2 AWG to 1,000 KCMIL Concentric Neutral Jacketed Cables (M1601)
• Precast Concrete Transformer Foundations - Up to 2,500 kVA (M3801)
• Precast Retaining Wall (M3803)
• Single Phase Padmounted Distribution Transformers (M3902)
• Three Phase Deadfront Padmounted Distribution Transformers - Loops & Radial Feed Designs (M3904)

Work standards

• Cable Pulling Operations (W1604)
• Temporary Identification and Protection of Exposed Conductors on Newly Installed URD Cables (W1606)

Manufacturers lists

• Distribution Conduit, Fittings, and Accessory Material Manufacturers and Part Numbers (C1100 Appendix)
• Precast Concrete Manholes, Covers and Accessory Material Supplier Part Numbers
• 200 Amp Underground Electric Distribution Material Manufacturers and Part Numbers (D3820 Appendix)