This 1998-2000 State Plan for the Texas Planning Council for Developmental Disabilities presents the Council's future goals and objectives to enable people with developmental disabilities to be fully included in their communities and exercise control over their own lives. Section 1 provides information on the Developmental Disabilities and Bill of Rights Act, Texas' application of the federal definition, and the scope of services in Texas. Section 2 reviews the role of the Developmental Disabilities Council and the Texas Rehabilitation Commission. Section 3 provides an overview of state agencies and the services they make available to Texans based on an analysis of their plans and other major reports. Section 4 describes federal priority areas and presents plan objectives and goals for fiscal year 1998-2000. Goals include: (1) people with disabilities are included throughout all life experiences; (2) people with disabilities have power and control over their own lives; and (3) people with disabilities have the available supports and services to allow them to make choices about the way they live. Projected funding for objectives is also included. The last two sections provide assurances and budget data. Appendices include a profile of grant projects, position papers, and an analysis of public input. (CR)