According to the IRS, Identity Theft Central is "designed to improve online access to information on identity theft and data security protection for taxpayers, tax professionals and businesses."
You may be the victim of tax related identity fraud if you receive one or more of the following notices from the IRS:
You get a letter from the IRS inquiring about a suspicious tax return that you did not file.
You can’t e-file your tax return because of a duplicate Social Security number.
You get a tax transcript in the mail that you did not request.
You get an IRS notice that an online account has been created in your name.
You get an IRS notice that your existing online account has been accessed or disabled when you took no action.
You get an IRS notice that you owe additional tax or refund offset, or that you have had collection actions taken against you for a year you did not file a tax return.
IRS records indicate you received wages or other income from an employer you didn’t work for.
The site has information for individual tax payers, tax professionals and business. It includes tips to help you know if you've been a victim, what to do if you are a victim and what you can do to improve your privacy. Check it out.