The conversation should include why the person is making that decision. I joined TNPC last month; however, I still need to write the letter officially terminating my membership at my parents' Methodist Church.Associate membership will normally terminate immediately upon the ending of the period of temporary residence in the Montgomery area. I want to discuss how you can respectfully dismiss members from your church when it is necessary. To begin with, let's look at a court case. Dear Chairman Board of Elders,. I am writing to withdraw my membership from Grace Community Church. Easily withdraw your membership from a church with our free Church Membership Withdrawal Letter Template. "I am no longer a member of this church. I do not need your permission, nor do I care whether or not you agree with my decision. "Signed,.