Enrollment for Approved Vendors
This enrollment page is for approved suppliers only. A National Grid representative will advise new suppliers when they have been approved. Enrollment is required in order to issue a purchase order. Prior to completing your enrollment forms please print and read our enrollment instructions.
- New Supplier Enrollment Form
- Supplier Ethics Certification Statement
- W-9 Taxpayer ID Number and Certification
- W-8 BEN—Certificate of Foreign Status of Beneficial Owner for U.S. Tax Withholding
- ACH Payment Authorization
- National Grid Requirements for Contractor Employee Background Checks (NGSP 6 Attachment A)
- National Grid Requirements for Contractor Employee Background Check and Contractor Compliance Statement (NGSP 6 Attachment B-1)
- Contractor Information Sheet and Compliance Statement for Employee Background Check Requirements (NGSP 6 Attachment B-2)
- Instructions for Ordering Background Checks (NGSP 6 Attachment C)
If you are a vendor of services as opposed to a supplier of products you’ll also need complete the following: