Common IRS Letters and Notices

  • IRS Letter 525: General 30 Day Letter. This is a notice from the IRS informing you of potential mistakes concerning items on your tax return. These errors may be mathematical or clerical errors in preparing your tax return. This letter is accompanied by a report including the computations of their proposed adjustments. If you agree with the proposed adjustments, then you must merely sign and return the agreement form. However, if you do not agree with the proposed adjustments, you must respond by submitting a Request for Appeal/Protest within thirty days of the date on the notice.
  • IRS Letter 531: Notice of Deficiency. This is a notice from the IRS that you owe additional tax for certain years that are listed in the notice. If you do not agree with the additional assessment of taxes for the year(s) listed, you may file a petition with the tax court within ninety days of the date on the notice.
  • IRS Letter 692: Request for Consideration of Additional Findings. This letter from the IRS is sent with a report detailing adjustments made to your tax return. If you do not agree with these adjustments, you must submit a Request to Appeal/Protest within 15 days of the date on the notice.
  • IRS Letter 915: Letter to Transmit Examination Report. This letter from the IRS is sent to notify you of adjustments in your tax amount. If you do not agree with these adjustments, you must file an Appeal/Protest within thirty days of receiving the letter.
  • IRS Letter 950: 30 Day Letter Straight Deficiency or Over Assessment. This letter is sent after IRS Field Audits. It is used for unagreed, straight deficiency or straight over assessment. If you do not agree with the findings, then you must file an Appeal/Protest within thirty days of the date on the letter.
  • IRS Letter 3391: 30 Day Non-filer Letter. This letter from the IRS is sent to notify you of any proposed adjustments in tax liability due from returns which you have not filed. If you do not agree with the adjustments, you must file an Appeal/Protest within thirty days from the date on the letter.

To learn more on the letters listed above or if you received a letter not listed, check out the information provided by the IRS:

http://www.irs.gov/individuals/article/0,,id=96199,00.html?portlet=1