WITNESS my hand and official seal. Signature. (Seal). A notary public or other officer completing this certificate verifies only the identity of the individual.Dear Click or tap here to enter text. This letter is to acknowledge receipt of your grievance on (date) regarding services you received from (name provider). Acknowledgement (1). Please complete the form below and submit at least 30 business days before the recognition is needed. Michigan Legal Help has tools to fill many kinds of forms but we do not cover all areas. You may have a blank form that you need to fill out on your own. Pursuant to Internal Revenue Code section 170(f)(8), Donor received a contemporaneous written acknowledgement. After hosting an Indigenous land acknowledgment event, we put together this written guide to based on our panelists' responses.