This Engagement Fee Agreement is made and shall be performed and construed under the laws of the State of Michigan. These monthly bills will be applied against the retainer.This client Retainer Agreement is for ongoing service agreements between a client and consultant or contractor. Complete this form with your new payroll office if you have changed public school employers and wish to transfer a TDP Agreement. The retainer agreement is the first step attorneys can make to demonstrate they intend to defer their funds. Our sample retainer agreement is provided for your information.