Mailing the Closing Statement: Make sure you mail a copy of the CLOSING. When does a Power of Attorney end?Generally, a Power of Attorney ends upon revocation, at the designated end date, or upon the death of the Principal. If you have questions about setting up or managing your trust account call the Trust Account Helpline at 602.340. Court Forms and Instructions. Completing the Forms. Top trust litigation expertise in Maricopa County, focused on achieving favorable outcomes in protecting and contesting estates. There are several situations in which a lawyer may terminate representation early and a few in which a lawyer must do so. Step 1: Fill out all forms that apply to you and express your wishes for your end of life care. Maricopa Lawyer reserves the right to edit all letters for length.