How to write an Acknowledgement Receipt Letter? An easy way to start is to download this Sample Payment Receipt Acknowledgement Letter template now!If you would like acknowledgment of receipt of the application, enclose a self-addressed, stamped envelope. We are acknowledging receipt of your application on (date of receipt). Explore the importance of acknowledgment letters in professional communication. Use our free template to acknowledge the receipt of emails, calls, or letters. Make sure your form states "Petition for Paternity, Legal Decision-making (Legal Custody),. DEMA's LEMO Forms are to be used to record P-Card expenditures relating directly to the management of or the recovery from the interruption event. HIPAA requires us to ask each of our patients to acknowledge receipt of our Notice of HIPAA Privacy Practices. You can acknowledge receipt of the message and then set out the steps for a more considered reply.