ICOMOS Sri Lanka undertakes research, documentation, and conservation projects with financial and other assistance of funding agencies and institutions. Some of the projects implemented during the past are:
- Documentation of cultural heritage of Sri Lanka’s coastal belt affected by 2004 Tsunami in 2004
- Rescue Conservation of Dutch Hospital Building at Galle Fort in 2009 -2010
- Documentation of Oratorian-influenced Churches in the Northern Province in 2017 -2018