Example Letter of Authorization and Template. File Federal Agency Request.docx.This form identifies the persons who have the authority to sign contracts, amendments, and requests for reimbursement. Complete this section about your worker's compensation account. I certify under penalty of perjury under the laws of the state of Washington that the foregoing is true and correct. Date and place (city or county) signed. Street Use Division. This procedure allows someone legally entitled to inherit a decedent's personal property to get that property without going through probate. Select, complete, and sign the appropriate form from among the following three alternative Petition for Letters forms, depending on: If Decedent left a Will:. How do I fill this out?