State Form ST-121

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Form last updated: 03/2024. Please verify this is the current version before use.

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What is a ST-121 used for?

Form ST-121 is used by certain organizations in New York State to claim sales tax exemptions on eligible purchases. This form allows exempt entities, such as manufacturers and businesses, to acquire goods without incurring sales tax, thereby facilitating their operations and compliance with tax regulations.

Who needs to fill out a ST-121 form

Organizations making tax-exempt purchases, such as manufacturers and certain businesses.

How to fill out a ST-121 online?

Follow these steps to complete your ST-121 form online.

Step 1
Step 1
Access Form ST-121 from the New York State Department of Taxation and Finance website.
Step 2
Step 2
Fill in the purchaser's identification details.
Step 3
Step 3
Enter the seller's details.
Step 4
Step 4
Indicate the nature of the property or service being acquired.
Step 5
Step 5
Sign the form.
Step 6
Step 6
Review the information for accuracy.
Step 7
Step 7
Provide the completed form to the seller.

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Frequently Asked Questions

Find quick answers to common questions about our PDF editor.

Form ST-121 is the Exempt Use Certificate used in New York for claiming sales tax exemptions on specific purchases.

The form must be provided to the seller at the time of purchase or within 90 days after delivery.

You can access a blank version of Form ST-121 from the New York State Department of Taxation and Finance website.

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