The INTACH library and documentation centre (IDC) in Delhi was set up to serve the needs of scholars, researchers and practitioners in the conservation of architectural and natural heritage and in heritage interpretation. The centre today holds a substantial pool of heritage- related information; it has a unique collection of:
- Listings of heritage properties
- Books and journals on architecture, art history, museums, environment
- Newspaper clipping service
- Online resource centre
- Library and Documentation Centre is open to all.