Designed for directors and staff members in bilingual vocational instructor training programs to be funded by the United States Department of Education, this monograph is a guide to competencies needed by bilingual vocational instructors. Chapter l discusses the project which developed the monograph. Chapter 2, Using the Monograph in Bilingual Vocational Instructor Training Programs, summarizes the state of the art and overviews instructor training techniques. Competency-based teacher education is also summarized. Chapter 3, Project Methodology, presents project scope, defines key terms, summarizes methodologies used to select the minimum competencies and develop the inventory (criterion-referenced test), and presents prerequisite competencies. Chapter 4, Minimum Competencies Essential for Vocational Skills Instructors in Bilingual Vocational Training Programs, provides detailed information about each of the twenty-two competencies: competency category, competency statement, rating by panel (as being very essential), list of types of activities instructors should perform, and rationale for inclusion. Chapter 5, Measuring the Competencies, summarizes methods to measure mastery of competencies. Most of the chapter focuses on procedures for administering the Bilingual Vocational Instructor Competencies Inventory and includes both forms. Appendixes include the Minimum Competencies Needed by Job-related English as a Second Language Instructors in Bilingual Vocational Programs and Instructions for Scoring the Inventory. (YLB)