How can individual taxpayers contact the IRS?
Individual taxpayers whose ability to meet tax obligations was affected by the terrorist attacks are encouraged to call the IRS toll-free number established for this purpose: 1-866-562-5227. Taxpayers with questions not related to the attacks can visit the IRS web site or call the regular IRS toll-free number at 1-800-829-1040. Additional information on disaster relief for taxpayers affected by the attacks can be found in IRS Notice 2001-61 and IRS Notice-2001-63, available on the IRS web site.