This report contains several articles on drug abuse worker credentialing, and provides an update on information about credentialing policies and reciprocity efforts of the states. The first article reports on a meeting of the credentialing/reciprocity task force comprised of representatives from 10 states which have exhibited leadership in the credentialing of substance abuse workers. A subsequent article describes the substance abuse counselor certification program in Tennessee. Other articles discuss the development of the Structured Assessment Package to define and assess counselor competencies in Pennsylvania, and an effort to negotiate for academic credit in Ohio. An overview of standards development for the professional drug abuse counselor is provided, including a summary of the basic requirements that various certifying boards use to evaluate counselors. A Career Development Center perspective on academic linkages is given which highlights existing alternative routes for obtaining academic credentials. The final article provides a retrospective look at the National Institute for Drug Programs, an endeavor which offered substance abuse workers a combination of on-the-job training activities and formal college credit needed for state licensing and certification. (NRB)