Regional Training Institute, Shillong is one of 10 Regional Training Institutes of the Indian Audit and Account Department. It is the apex training Institute of the 16 Indian Audit & Accounts Department offices located in the North Eastern Region of the Country. This Institute was established in March 1989 and is located in an independent campus known as ‘Lachatelette Complex’. The 4601.50 sq.m complex was part of the estate of the erstwhile Maharaja of Manipur and was originally acquired for the Office of the then Accountant General, Assam in 1955. Since its inception, the regional Training Institute has grown into a full-fledged and a well-equipped training establishment of the Indian Audit & Accounts Department in the North Eastern Region. In May 2004, RTI, Shillong was upgraded into the O/o Principal Director, RTI. Since September 2016, the Regional Training Institute, Shillong has been functioning from the newly constructed Administrative cum Academic and Hostel Blocks.