Check out these best practices, awesome examples, and a free template! Find forms, samples and fees for most business entity filings here.Easily manage memberships and onboard new members with our simple Membership Form template. Complete and include this form with your paper submission. This form will not be made part of the filed document. General Membership Application Form Template​​ This template is applicable to any organization. It's generic, but it gets the job done! A Nonprofit Membership Form Template is a form template designed to streamline the membership process for nonprofit organizations. SBCERA has numerous forms available to assist with a variety of retirement options. San Bernardino County Employees' Retirement Association.