has someone filed their taxes with my social security number
The way most people ultimately find out about someone else using their social security number is when an individual files his or her taxes, and gets a notice or letter from the IRS indicating that a tax return has already been filed or stating that you received wages from some employer that you never had.o deal with this issue of someone stealing your social security number or falsely filing taxes in your name, you should also put a credit freeze and a credit alert on your credit reports.