A Nonprofit Membership Form Template is a form template designed to streamline the membership process for nonprofit organizations. Formation of Business Entities and Nonprofit Corporations Under the Texas Business Organizations Code: Online filing available through SOSDirect.Check out these best practices, awesome examples, and a free template! This comprehensive guide will help you navigate the process, from assembling a dedicated board of directors to obtaining Texas 501(c)(3) status. Online Membership Form for Nonprofits Template. And here's a template membership form for nonprofits, complete with tier level options. Form 1023 is varied in length, depending on the type of organization you're starting.