Social Security Questions? Ask a Social Security Expert
you will need to do the things that I listed before ... Prove that he has passed and that you are the surviving spouse (regardless of which benefit you are applying for).
Again, this must be done by calling the Social Security Main number OR by going into a local office. You will be asked for documents proving YOUR identity, that you were married (hence eligible for this benefit), and that he has passed.
Many times the funeral home will report the death, but you must still document for Social Security WHO you are (birth certificate, driver's license) and that you were his wife; Marriage Cefrtificate