Please attach invoice and submit a completed I.R.S. Form W-9. Please do not upload W-9s containing Social Security Numbers or send them via email, since it is a significant security risk.
Send them by U.S. mail to NEF at P.O. Box 44, Northampton, MA 01061, attn: Grant Administrator or contact Megan Zinn at firstname.lastname@example.org
arrange a handoff. W-9s with Employer Identification Numbers (EIN) rather than SSN are safe to upload or email, as EINs are public information.