St 12b 2026

1. Click ‘Get Form’ to open the ST-12B in the editor.
2. Begin by entering the 'Name of Purchaser' and 'Purchaser’s Sales Tax Number'. If you do not have a Sales Tax Number, provide your Federal Employer Identification Number or Social Security Number.
3. Fill in the 'Name of Dealer' and, if known, their 'Sales Tax Number'. Include the dealer's street address, city, state, and zip code.
4. Enter the 'Date of Purchase', 'Invoice No.', and 'Gross Amount of Sale Excluding Tax'.
5. Indicate whether you requested a sales tax refund from the dealer by selecting 'Yes' or 'No'. If yes, provide the date of your request.
6. Complete sections regarding any tax paid to the dealer and details about items purchased. Ensure to attach copies of your request and proof of mailing or delivery.
7. Answer questions about whether the dealer refunded any sales tax and what actions they took regarding your request.
8. Finally, sign and date the affidavit at the bottom. Ensure that it is notarized as required.

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