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Office of the Chief Financial Officer

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Vendor Services

1099 Miscellaneous Processing


New Vendor for OCFO?

If you are a new vendor to the OCFO, you are required to register before you can be paid. More information can be found at the Supplier Portal (Supplier Portal | ocfo ( You can contact Supplier Support ([email protected] or 202-442-6870 between 8:00 a.m. and 5:00 p.m. Mondays-Fridays) for registration assistance. Please contact your Contracting Officer for any other questions.

ACH Enrollment Form

As a convenience to our vendors, the District offers electronic payments.  Instead of receiving a check, payments will be directly deposited into a specified bank account.  To receive payments using the Automated Clearing House (ACH), please contact the Office of Contracting and Procurement's Vendor Management Team by emailing [email protected].

Request for Taxpayer Identification Number and Certification - W-9 Form


All vendors doing business with any district agency must complete and submit a W9 Form.  Instructions on completing this form can be found on pages 2 – 4 of the attachment.


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