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 LT33 Notice

We received your payment; however, there’s still an outstanding balance.

What you need to do

  • Pay the balance due to the address on the letter within 10 days from the date of the letter.
  • If you’ve already paid the balance, call the telephone number listed on the letter.
  • If you can’t pay the full amount, call us to make a payment arrangement.
  • If you think you don’t owe additional tax, call the telephone number listed on the letter.

Tax publications you may find useful

Printable samples of this notice (PDF)

How to get help