IIRS has collaborations with many reputed international organizations for capacity building, research and faculty exchange. The organizations with which IIRS has/had significant collaborations are: ITC, IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering) and Wageningen University in The Netherlands; ITTO (International Timber Research Organisation); UNESCO (United Nations Education & Scientific Cooperation Organisation); WMO (World Meteorological Organisation); ADPC (Asian Disaster Preparedness Centre); and NGI (Norwegian Geological Institute).

Special mention may be made of its collaboration with ITC, The Netherlands, which spans over four decades, 1966 to date. The focus of the present phase of collaboration is to conduct Joint Education Programmes (JEP). Under the  JEP, two Masters Degree (M.Sc.) and two joint-logo Postgraduate Diploma programmes are conducted at IIRS in two specialisations – Geoinformatics and Natural Hazards & Disaster Risk Management.