Billing Materials and Forms

Not an existing participant with the ISO? Please review the Participant Registration page before using or submitting the materials found below and be sure to read Billing Process Summary.

ISO New England’s billing and payment procedures are defined in the ISO Billing Policy, which is Exhibit 1D within Section I of the ISO New England Inc. Transmission, Markets, and Services Tariff. Below, you can access billing-related documents.

For detailed guidance on paying your bill, see the following:

CAMS Banking Changes—Instructions for updating banking information in the Customer and Asset Management System (CAMS)

Invoice Payment Forms—Forms for directing the ISO to pay an invoice by drawing on collateral maintained in Blackrock or by debiting a bank account
- Standing instruction payment forms
- One-time payment forms
Tax Forms—IRS forms required for identifying tax withholding status and state forms to claim sales tax exemptions

Training Materials—Webinar recordings, presentations and other learning opportunities
- Billing Training Guide

Other Helpful Resources

Name Changes, Affiliate Updates, Termination, and Other Customer Changes—How to terminate your membership or update corporate information you have on file with the ISO
Protocol for initiation of Membership Termination—Criteria and process by which NEPOOL initiates proceedings to terminate the status of a Participant as a member of NEPOOL
Re-Billing Protocol—Rules and fees related to data adjustments submitted by transmission owners
Sales & Use Tax FAQs—Answers to frequently asked questions regarding sales and use tax

The ISO Billing Department can be reached at billingdept@iso-ne.com.