# Fax Form A-222 (power of attorney) to the Wisconsin Department of Revenue

If you aren't already working with a Wisconsin DOR employee, fax Form A-222 to 608-267-1030. A faxed copy of the signed form has the same authority as the original.

## Fax numbers

| Who | Fax number |
| --- | --- |
| Power of Attorney, Form A-222 | 608-267-1030 |

## Before you fax

- If you are already working with a department employee or unit, send the form to them instead.
- The taxpayer must sign the form; a signature stamp or electronic signature is acceptable.
- Granting different authority to different representatives takes a separate form for each.
- You can also email it to DORPOA@wisconsin.gov, or mail it to Mail Stop 5-77, Wisconsin Department of Revenue, PO Box 8949, Madison WI 53708-8949.
- Questions about the form: 608-266-2486.

## Steps

1. Complete Form A-222 and have the taxpayer sign it.
2. Scan or photograph every page.
3. Enter 608-267-1030 and add the pages.
4. Send, and keep the delivery receipt.

## Questions

**What is the Wisconsin DOR fax number for Form A-222?**

608-267-1030, when you are not already working with a department employee.

**Is a faxed power of attorney valid in Wisconsin?**

Yes. A photocopy or faxed copy of an original-signed form has the same authority as the original.

**Do I have to use Form A-222?**

No. The department says using Form A-222 is not mandatory; a similar written authorization signed by the taxpayer can be used.

**Does the number change?**

It can. We compare it with revenue.wi.gov regularly; the date we last checked is at the bottom of this page.

## Sources

- [Power of Attorney Instructions (I-222, R. 09-22), Wisconsin Department of Revenue](https://www.revenue.wi.gov/DORForms/i-222.pdf), checked 2026-10-12

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