At the 341 Meeting of Creditors which follows the filing of your Chapter 7 Bankruptcy or Chapter 13 bankruptcy by about 30 days, You will be required to show photo identification such as a driver's licence and proof of your Social Security number. If you have lost your Social Security card, you should start the process of replacing it as soon as possible so that you have it before your 341 meeting. It generally takes about 10 days to get your new card once you've submitted your complete application, but you should expect that it will take significantly longer than that..
Replacing your Social Security card is free and fairly easy. First, you'll need to gather the appropriate identification such as your driver's licence, passport, birth certificate, etc. A full list of acceptable documents can be found here. Second, you will fill out an application. Finally, you'll take these documents to the nearest Social Security office, which you can locate here. For more information about obtaining a replacement Social Security card, see the following guide at The Official Website of the U.S. Social Security Administration.