Information For...

For you and your family
Standard mileage and other information

Forms and Instructions

Individual Tax Return
Instructions for Form 1040
Request for Taxpayer Identification Number (TIN) and Certification
Request for Transcript of Tax Return


Employee's Withholding Allowance Certificate
Employer's Quarterly Federal Tax Return
Employers engaged in a trade or business who pay compensation
Installment Agreement Request

Popular For Tax Pros

Amend/Fix Return
Apply for Power of Attorney
Apply for an ITIN
Rules Governing Practice before IRS

Understanding Your CP279A Notice

We accepted your qualified subchapter S subsidiary election.

What you need to do

If your address has changed, notify us with Form 8822-B, Change of Address or Responsible Party – Business (PDF)

You may want to

  • Keep this notice for your permanent records.
  • Give your parent corporation a copy of this notice.

Answers to common questions

How do I report my activity?

Subsidiary information should be reported on Form 851, Affiliations Schedule (PDF), and other necessary schedules, filed with Form 1120S, U.S. Income Tax Return for an S Corporation (PDF).


Printable samples of this notice (PDF)

How to get help