Washington Affidavit Regarding Attorney Fees Exhibit A1 is a form used in Washington State to provide evidence by affidavit for attorney fees in matters before the court. The Exhibit A1 form is used to disclose the total amount of attorney fees that have been incurred and to identify the services for which the fees were charged. The form is used to provide evidence for the court to consider when making a determination on the reasonableness of the attorney fees requested. Types of Washington Affidavit Regarding Attorney Fees Exhibit A1 include: Fee Agreement, Statement of Work, and Fee Summary.