88 21 tax information 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin with Section 1, Taxpayer Information. Enter your name, Social Security Number (SSN), and address. If applicable, include your Employer Identification Number (EIN) and daytime telephone number.
3. Move to Section 2, Appointee. Fill in the appointee's full name and address. If they have a Centralized Authorization File (CAF) number, include it here.
4. In Section 3, Tax Matters, specify the type of tax, tax form number, and relevant years or periods. Be precise; avoid general terms like 'all years.'
5. If applicable, check the box in Section 4 for specific uses not recorded on CAF. This is crucial for certain disclosures.
6. For ongoing communications with your appointee, complete Section 5 by checking the appropriate box regarding copies of notices.
7. Finally, sign and date the form in Section 7. Ensure that all required signatures are included for joint returns.

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