NOTE: Please inform the customer:
“A letter will be sent to them explaining that proof of eligibility must be submitted within 60 days or you will be removed from the discount rate and back-billed at standard rate for this period. (A reminder letter will be sent in 45 days).”
Customer will submit their documentation (including National Grid Account Number) to:
National Grid Massachusetts Discount Rate
2 Hanson Place, 12th Floor
Brooklyn, NY 11217