Follow the steps to effectively complete the OR DoR 150-800-005 online.

1. Click the ‘Get Form’ button to obtain the form and access it in the editor.
2. Begin by filling in the taxpayer's name and identifying number, such as Social Security Number (SSN), Business Identification Number (BIN), or Federal Employer Identification Number (FEIN).
3. If applicable, enter the spouse’s name and their identifying number, ensuring all information is accurate.
4. Provide the taxpayer's address, city, state, and ZIP code. This information must be current and correct.
5. Select either 'Tax Information Authorization' or 'Power of Attorney for Representation' by checking the appropriate box. Read the descriptions provided in the form to understand the implications of each choice.
6. Specify the tax years covered by this authorization by choosing 'All tax years' or entering 'Specific tax years' clearly.
7. Appoint a designee or authorized representative by filling in their name, phone number, mailing address, and, if applicable, their fax number.
8. Indicate the representative's title and Oregon license number or their relationship to the taxpayer. If the representative is an out-of-state CPA, ensure that they sign the designated area to attest to the requirements.
9. Both the taxpayer(s) and the spouse (if applicable) must sign the form. Ensure each person prints their name, provides the date, and their daytime phone number.
10. Review any additional instructions provided on the back of the form to complete the necessary sections, if applicable.
11. After filling out the form, you can save changes, download, print, or share the completed document as needed.

Complete your documents online today for a streamlined filing experience.