Dear (first name of employee),
First of all, please accept our deepest congratulations for the upcoming arrival of your baby. We are hoping that you have a smooth and healthy delivery. We hope you enjoy your pregnancy leave time as you take time for your baby.
This letter serves as a formal notice that we have received your maternity leave request and are currently processing it. Expect a response from (department name) that handles pregnancy leave requests within (time frame).
Should you not hear back from them or if there’s any change in your request, do contact us immediately. Meanwhile, if you have any other questions or concerns regarding our process for maternity leaves, please call us at your earliest convenience.