1040-US: Determining the IRS service center

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Our Support department is closed on [[date]]. However, limited UltraTax CS phone support is available on that date from 9 AM - 5 PM ET due to the approaching deadline.

Links to our most popular tax processing topics are available in the Alerts and notices section on the right side of most pages.


How does UltraTax CS determine the applicable IRS service center?


UltraTax CS uses the state postal code entered in Screen 1040 to determine the IRS service center for client documents.

Related topic: IRS service center FAQs (1040)

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