Tax Extension Request Form


Extension Requests for September Year-End Corporations (1120) are no longer being accepted.

At this time, we are ONLY accepting Extension Requests for the following return types:

  • Partnerships (1065)
  • S-Corporations (1120S)
  • December C-Corporation (1120)
  • Nonprofit (990)
  • Individual (1040)

Please note: Extensions Requests for any other Tax Type or Year-End are NOT being accepted; this includes March, June, and September C-Corporations (1120).

It is essential that you have your entity’s exact EIN and 2022 tax filing status when submitting this request for your business return extensions. Personal 1040 extensions will need the taxpayer’s SSN and filing status.

We kindly request that you provide accurate details when completing the form. Any requests that contain incomplete or incorrect information may lead to an incorrect or missed extension filing. If you are uncertain of what to enter on this form, please get in touch with us directly.

***The Deadline for submitting this Request Form for:

  • Partnership (1065) and S-Corp (1120S) Extensions is 5 p.m. PST on March 14th, 2024;
  • December C-Corp(1120) and Individual (1040) Extensions is 5 p.m. PST on April 14th, 2024;
  • Nonprofit (990) Extension is 5 p.m. PST on May 14th, 2024;

***After these deadline dates, the form will be closed for the mentioned tax types.

For additional questions or information, please reach out to your Client Tax Coordinator at 800-706-4741.

Extension Request

Name of Client 

Please use an email address that is on file with Anderson

Information for Individual Return

Spouse Information

Person 1 Address Info

Entities in this Extension Request

Information for Entity 1

Entity 1 Tax Info


Entity 1 Address Info

Information for Entity 2

Entity 2 Tax Info


Entity 2 Address Info

Information for Entity 3

Entity 3 Tax Info


Entity 3 Address Info

Information for Entity 4

Entity 4 Tax Info


Entity 4 Address Info

Information for Entity 5

Entity 5 Tax Info


Entity 5 Address Info

Form may take up to 30 seconds to process your order