Starting Feb. 1, passengers without an acceptable form of ID can verify their ID using TSA ConfirmID. It'll cost $45.

Starting May 7, American travelers over 18 years old will need a REAL ID or otherwise approved form of personal identification to board domestic flights and enter certain federal facilities.

With changes on the horizon next year that will require a REAL ID or passport in order to board domestic flights and enter federal buildings, many are wondering what forms of identification they need ...