The Institution of Engineers (India) (IEI) is an organization of engineers in India and was incorporated by Royal Charter in 1935. It is currently headquartered in Kolkata . It has claimed to have more than one million members in 15 engineering disciplines in 120 centres or chapters in India and overseas; making it world’s largest multi-disciplinary engineering professional society in engineering and technology world. The Institution of Engineers (India) was established in 1920 in Kolkata, West Bengal. Institution of Engineers (India) conducts an examination of its associate membership. This examination is considered to be on par with B.E. / B.Tech as per the institution and it further claims it can satisfy the eligibility qualification to write competitive examinations like the Indian Civil Service, Indian Engineering Services, GATE, etc., and for employment in Government, public and private sectors in India. This qualification is recognized by the Ministry of HRD, Government of India, as equivalent to B.E./B.Tech. The IEI pioneered non-formal education in engineering.