Explore an example of an authorization letter for PSA that can be customized to your needs. Download this document in Word format for free.Intheblanks form authorizing an individual filing agent to efile documents on behalf of a single attorney. (Name of Parent) (Name of Representative) to claim a copy of Authenticated PSA Birth Certificate of my child . You do not need to fill out any claim forms to receive services. Can I fill out forms in a PDF file?