Birla Institute of Technology Mesra (popularly known as BIT, Mesra or BIT, Ranchi) is an autonomous engineering and technology-oriented institute located in Ranchi, Jharkhand. It is a Deemed University under Sec. 3 of the UGC act 1956. In addition to Mesra (Ranchi), BIT has extension centres in Lalpur (Ranchi), Allahabad, Kolkata, Noida, Jaipur, Chennai, Patna & Deoghar and overseas extension centres in Bahrain, Muscat (Oman), Ras al-Khaimah (UAE) & Mauritius.