Understanding Supplier Forms

Supplier forms are available for download from the Supplier Portal. When downloaded, a fillable pdf version is provided. The supplier completes the required fields on the form, saves a copy to their hard drive and then uploads the saved form to submit. The data will be encrypted and sent to the state’s Supplier Operations team at OBM Shared Services for processing. For more information on OBM Shared Services supplier forms, customers may inquire via our contact us page or call 614-338-4781 or 1.877.OHIOSS1 (1.877.644.6771).

• Manage EFT, aka: Authorization Agreement for Direct Deposit of EFT Payments

• Change of Supplier Name or Tax Identification Number (TIN)

• Federal W-9

• Foreign Supplier

• Supplier Information Form: Foreign Supplier

• Federal W-8
• Manage Addresses, aka: Supplier Additional Address / Change Address
• Update Doing Business As, aka: Supplier Information Form: Doing Business As
• Supplier Portal Administrator

The following information is offered for understanding the terms used in processing the supplier operations forms.

Definition of Taxpayer Identification Number (TIN)

A Taxpayer Identification Number (TIN) is an identification number used by the Internal Revenue Service (IRS) in the administration of tax laws. It is needed either by the Social Security Administration (SSA) or by the IRS. A Social Security Number (SSN) is issued by the SSA whereas all other TINs are issued by the IRS.

Taxpayer Identification Numbers:

• Social Security Number "SSN"

• Employer Identification Number "EIN"

OSS Uses:

• TIN - overall identifier for any of the different types of federal identification numbers

• SSN - Individual Supplier and State Employee Supplier

• EIN - Employer Identification Number