St 121 2026

1. Click ‘Get Form’ to open the ST-121 in the editor.
2. Begin by entering the seller's name and address in the designated fields. Ensure accuracy as this information is crucial for tax exemption.
3. Next, fill in your name and address as the purchaser. This section must be completed to validate your claim for exemption.
4. Indicate whether this is a single-purchase certificate or a blanket certificate by marking an X in the appropriate box.
5. Proceed to Part 1 and mark an X next to any applicable exemptions related to production. If you have a Certificate of Authority, enter its number where required.
6. Continue through Parts 2 and 3, marking any additional exemptions that apply. Be sure to provide any necessary details as specified.
7. Finally, certify your statements by typing or printing your name, title, and signature before saving or exporting the completed form.

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