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Oregon State Flag An official website of the State of Oregon »

Vendor Information

Information of business registration listing links below:

Oregon Department of Revenue

Business taxpayers information

Taxpayer assistance

Oregon Business Guide

Combined payroll tax forms and instructions

Combined employer's registration

Links to related sites:

Business in Oregon

Internal Revenue Service

Secretary of State

Mailing address:
Oregon Department of Revenue
P.O. Box 14800
Salem, OR 97309-0920
Phone: 503-945-8091

Note: Contact the Oregon Department of Revenue for the Oregon State Tax Payer ID # at 503-945-8091. Select option #2 to speak to a specialist for guiding of registration.

The Oregon State Tax Payer ID # is required to contract with OPERS.