Instructions for Submitting Electronic Invoices via Email to the NIH Office of Financial
Management (OFM) Effective April 23, 2020 (Updated March 28, 2022)
Page 4 of 5
Subject Line Examples
For your
reference, below is a chart listing examples of the correct and incorrect subject lines. Note: These are just
examples, you must enter the applicable in
formation for the invoice you are submitting.
Subject Line
Reminders
• Effective December 1, 2020, OFM will no longer accept hard copy vendor invoices sent to the OFM billing office
via any shipping services (i.e., USPS, FedEx, UPS, DHL, etc.) or those delivered by any in-person drop off.
OFM
will not accept any invoices postmarked and/or delivered in-person on/after December 1, 2020. Please
follow the electronic submission instructions on page 1. Failure to follow the above electronic submission
instructions will result in invoice processing delays.
• Only invoices should be sent to the following mailbox: invoicing@nih.gov. Pleas
e do not send emails to this mailbox
requesting a status of your invoice(s) and do not include the invoicing@nih.gov email address in your
correspondence with NIH Institutes/Centers.
• You must submit only one invoic
e per email.
• Follow the system size limits that apply to the email and each invoice: individual email attachments cannot exceed
5 megabytes each; and the email plus all attachments cannot exceed a total of 30 megabytes.
• Clearly identify a valid and complete contract number on each invoice.
• Clearly identify an accurate Unique Entity Identifier (UEI) number on each invoice.
• DO NOT include confidential information such as Social Security Numbers (do not include TIN if it is a Social Security
Number).
The invoice attached to the email must be in a PDF or Word format. The date/time that a valid invoice is submitted
) will be the same date/time logged as the invoice is received by NIH.
Ques
tions?
Please direct inquiries regarding the status of invoices such as receipt of invoices, due date, or payment of invoices to the
OFM Commercial Accounts Branch, Customer Service Office. The OFM Customer Service contact information and of
methods to contact are available at the following OFM website https://ofm.od.nih.gov/Pages/Customer-Service.aspx and
below.
Vendor: XYZ Corp|PO:HHSN299202000053J/75X98019S00848|Invoice:XYASAD
XYZ Corp|PO # HHSN299202000053J \75X98019S00848|Invoice # XYASAD
XYZ Corp| HHSN299202000053J \75X98019S00848|Invoice # XYASAD
XYZ Corp| HHSN299202000053J \75X98019S00848| XYASAD
Vendor: XYZ Corp,PO: HHSN299202000053J \75X98019S00848,Invoice:XYASAD
Vendor: XYZ Corp|PO:HHSN299202000053J|Invoice:XYASAD
Vendor: XYZ Corp|PO:HHSN311201600011U|Invoice:XYASAD