A Letter of Authorization authorizes payment for medical services received over 12 months before the current month. For completed examples of some legal forms, see our Self Help Form and Sample Packets page.Handwritten forms are hard to read. If you click on the form number in the first column you must print it to fill it out. The application for letters of administration is Form DE150 submitted with the petition and order for probate at the time the petition is filed with the court. Once completed, note the SST number and come into our office to finish the process. Reference the Santa Clara City Code Chapter 18.60. 20 for ADU standards. Instructions For Completing and Distributing The AB 1424 form. License holder must sign the authorizing section of the Building Permit Application or provide a letter of authorization.