RITA was officially launched on the 23rd June 2006 and replaces what was known as the Administrator Generals Department in the Attorney Generals Chambers, Ministry of Justice and Constitutional Affairs. It is an Executive Agency under the Attorney Generals Chambers in the Ministry of Justice and Constitutional Affairs.
RITA ilizinduliwa rasmi tarehe 23 Juni 2006 na inachukua nafasi ya ile iliyoitwa Idara ya kabidhi Wasii Mkuu katika Ofisi ya Mwanasheria Mkuu wa serikali, Wizara ya Katiba na Sheria. Ni Wakala chini ya Ofisi ya Mwanasheria Mkuu katika Wizara ya Katiba na Sheria.