The Institute has a major role to play in promoting the profession of architecture. It has very large area and population of the Republic of India to serve. The 'Outreach' programmes are conducted through its Chapters and Centres who communicate with the public in various regional languages by using the press and electronic media. Public lectures are also arranged on commemorative days such as the World Environment Day, the World Habitat Day etc.
The IIA Publications Board and the Editorial Committee publish the Journal of the Indian Institute of Architects (JIIA) and a Newsletter every month. All members of the Institute receive a free copy. In addition, all student members of the Institute receive a copy of News Letter of IIA.
The Institute reaches out to the public through its Chapters and Centres. Some special programmes are also arranged at the headquarter, and other Chapters and centres involving international participation.