The new institution held the responsibilities and functions of such non-formal educations. Iran's 4rh Development Plan, which emphasizes on Knowledge-Based Economy, has paid considerable attention to this type of educations especially in A-H clauses of Article 55 of the Plan. It obligates the government to expand this type of educations so as to modify educational pyramid of labor force, to increase the capabilities of human capitals, to tighten the gap between knowledge and skill level of Iran's labor force and that of global standards an at last to generate the job opportunities. Therefore, this paper tries to review the Technical &Vocational Education in Iran's 4th Development Plan period.