AZ 120S Information

Who Must Use Form 120S Corporations taxed as S corporations under Subchapter S of the Internal Revenue Code (IRC) must file Form 120S.Qualified subchapter S subsidiaries are not treated as entities separate from the parent corporation, and would be included on a single Form 120S filed by the parent S corporation.

Link to official form info:

Link to official form info for 120S

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To access the official link to form AZ 120S and get reminded when it's due, sign up for a free Tax Reminder account:

  • Upcoming Due Dates in the Next Year:*
  • Monday Mar 17, 2025
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    * Due dates are based on the filing requirements for this form and may vary depending on your tax year.

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