Understanding your CP56 notice

What this notice is about

Your installment payment is due on your IRC Section 965 tax liability.


What you need to do

  • Pay online specifying “IRC Section 965” when authorizing your payment.
  • Make this IRC Section 965 payment separately from any other tax payments.

Frequently asked questions

Yes. You may be penalized for failure to pay and the full amount of your net tax liability may become due immediately.

No. We’ll apply it to the remaining net tax liability until it is paid in full. We can only refund or apply credit-elect payments or credits exceeding the full income tax liability.

Call the toll-free number listed on your notice to review your account with a representative. Have your account information available when you call.

Helpful information

How to calculate section 965 amounts and elections available to taxpayers PDF

Need help?