Approved Supplier Enrollment

A National Grid representative will advise new suppliers when they have been approved. Enrollment is required in order to issue a purchase order.

Approved Suppliers Only: Please print and read the instructions below and complete the required forms.

Congratulations on becoming an approved National Grid Supplier!

Please print and read the below instructions prior to completing the required forms.

1. Instructions for Completing Required Forms (pdf)

New supplier forms required for enrollment:

1. New Supplier Enrollment Form (pdf)

2. Supplier Ethics Certification Statement (pdf)

3. W-9 Taxpayer ID Number and Certification (pdf)

4. W-8 BEN—Certificate of Foreign Status of Beneficial Owner for U.S. Tax Withholding (pdf)

5. ACH Payment Authorization (pdf)

6. North American Electric Reliability Corporation (NERC) Cyber Security Standards (pdf)

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